Home / 1,244,090.59-1,866,432-402,642.34

Finding the Fourth Proportional to 1,244,090.59, 1,866,432 and 402,642.34

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Solution

The fourth proportional to 1,244,090.59, 1,866,432 and 402,642.34 is: 604,059.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,244,090.59 : 1,866,432 = 402,642.34 : x
  2. Step 2: Convert to fraction form
    1,244,090.59/1,866,432 = 402,642.34/x
  3. Step 3: Cross multiply
    1,244,090.59x = 1,866,432 × 402,642.34
  4. Step 4: Simplify right side
    1,244,090.59x = 751,504,547,930.88
  5. Step 5: Solve for x
    x = 751,504,547,930.88/1,244,090.59
  6. Step 6: Final answer
    x = 604,059.35

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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.