Home / 1,072,731-1,609,760.92-623,663.20

Finding the Fourth Proportional to 1,072,731, 1,609,760.92 and 623,663.20

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Solution

The fourth proportional to 1,072,731, 1,609,760.92 and 623,663.20 is: 935,881.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,072,731 : 1,609,760.92 = 623,663.20 : x
  2. Step 2: Convert to fraction form
    1,072,731/1,609,760.92 = 623,663.20/x
  3. Step 3: Cross multiply
    1,072,731x = 1,609,760.92 × 623,663.20
  4. Step 4: Simplify right side
    1,072,731x = 1,003,948,646,602.14
  5. Step 5: Solve for x
    x = 1,003,948,646,602.14/1,072,731
  6. Step 6: Final answer
    x = 935,881.08

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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.