Home / 3,142,641.87-4,717,261.26-2,785,100.18

Finding the Fourth Proportional to 3,142,641.87, 4,717,261.26 and 2,785,100.18

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Solution

The fourth proportional to 3,142,641.87, 4,717,261.26 and 2,785,100.18 is: 4,180,573.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,142,641.87 : 4,717,261.26 = 2,785,100.18 : x
  2. Step 2: Convert to fraction form
    3,142,641.87/4,717,261.26 = 2,785,100.18/x
  3. Step 3: Cross multiply
    3,142,641.87x = 4,717,261.26 × 2,785,100.18
  4. Step 4: Simplify right side
    3,142,641.87x = 13,138,045,160,746.72
  5. Step 5: Solve for x
    x = 13,138,045,160,746.72/3,142,641.87
  6. Step 6: Final answer
    x = 4,180,573.45

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.