Home / 1,307,026.61-1,957,700.78-631,691.59

Finding the Fourth Proportional to 1,307,026.61, 1,957,700.78 and 631,691.59

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Solution

The fourth proportional to 1,307,026.61, 1,957,700.78 and 631,691.59 is: 946,165.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,307,026.61 : 1,957,700.78 = 631,691.59 : x
  2. Step 2: Convert to fraction form
    1,307,026.61/1,957,700.78 = 631,691.59/x
  3. Step 3: Cross multiply
    1,307,026.61x = 1,957,700.78 × 631,691.59
  4. Step 4: Simplify right side
    1,307,026.61x = 1,236,663,115,303.98
  5. Step 5: Solve for x
    x = 1,236,663,115,303.98/1,307,026.61
  6. Step 6: Final answer
    x = 946,165.22

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