Home / 1,115,601.40-1,539,541.86-606,303.80

Finding the Fourth Proportional to 1,115,601.40, 1,539,541.86 and 606,303.80

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Solution

The fourth proportional to 1,115,601.40, 1,539,541.86 and 606,303.80 is: 836,705.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,115,601.40 : 1,539,541.86 = 606,303.80 : x
  2. Step 2: Convert to fraction form
    1,115,601.40/1,539,541.86 = 606,303.80/x
  3. Step 3: Cross multiply
    1,115,601.40x = 1,539,541.86 × 606,303.80
  4. Step 4: Simplify right side
    1,115,601.40x = 933,430,079,977.07
  5. Step 5: Solve for x
    x = 933,430,079,977.07/1,115,601.40
  6. Step 6: Final answer
    x = 836,705.73

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Double scale
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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.