Home / 1,042,428.22-1,564,653.51-503,064.08

Finding the Fourth Proportional to 1,042,428.22, 1,564,653.51 and 503,064.08

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Solution

The fourth proportional to 1,042,428.22, 1,564,653.51 and 503,064.08 is: 755,084.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,042,428.22 : 1,564,653.51 = 503,064.08 : x
  2. Step 2: Convert to fraction form
    1,042,428.22/1,564,653.51 = 503,064.08/x
  3. Step 3: Cross multiply
    1,042,428.22x = 1,564,653.51 × 503,064.08
  4. Step 4: Simplify right side
    1,042,428.22x = 787,120,985,372.28
  5. Step 5: Solve for x
    x = 787,120,985,372.28/1,042,428.22
  6. Step 6: Final answer
    x = 755,084.11

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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.