Home / 3,347,146.15-4,619,159.10-1,896,793.36

Finding the Fourth Proportional to 3,347,146.15, 4,619,159.10 and 1,896,793.36

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Solution

The fourth proportional to 3,347,146.15, 4,619,159.10 and 1,896,793.36 is: 2,617,630.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,347,146.15 : 4,619,159.10 = 1,896,793.36 : x
  2. Step 2: Convert to fraction form
    3,347,146.15/4,619,159.10 = 1,896,793.36/x
  3. Step 3: Cross multiply
    3,347,146.15x = 4,619,159.10 × 1,896,793.36
  4. Step 4: Simplify right side
    3,347,146.15x = 8,761,590,309,663.58
  5. Step 5: Solve for x
    x = 8,761,590,309,663.58/3,347,146.15
  6. Step 6: Final answer
    x = 2,617,630.04

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.