Home / 1,781,830.36-2,672,606.08-502,386.15

Finding the Fourth Proportional to 1,781,830.36, 2,672,606.08 and 502,386.15

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Solution

The fourth proportional to 1,781,830.36, 2,672,606.08 and 502,386.15 is: 753,539.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,781,830.36 : 2,672,606.08 = 502,386.15 : x
  2. Step 2: Convert to fraction form
    1,781,830.36/2,672,606.08 = 502,386.15/x
  3. Step 3: Cross multiply
    1,781,830.36x = 2,672,606.08 × 502,386.15
  4. Step 4: Simplify right side
    1,781,830.36x = 1,342,680,277,741.83
  5. Step 5: Solve for x
    x = 1,342,680,277,741.83/1,781,830.36
  6. Step 6: Final answer
    x = 753,539.90

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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.