Home / 1,102,246.74-1,520,995.50-618,701.04

Finding the Fourth Proportional to 1,102,246.74, 1,520,995.50 and 618,701.04

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Solution

The fourth proportional to 1,102,246.74, 1,520,995.50 and 618,701.04 is: 853,748.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,102,246.74 : 1,520,995.50 = 618,701.04 : x
  2. Step 2: Convert to fraction form
    1,102,246.74/1,520,995.50 = 618,701.04/x
  3. Step 3: Cross multiply
    1,102,246.74x = 1,520,995.50 × 618,701.04
  4. Step 4: Simplify right side
    1,102,246.74x = 941,041,497,685.32
  5. Step 5: Solve for x
    x = 941,041,497,685.32/1,102,246.74
  6. Step 6: Final answer
    x = 853,748.50

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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.