Home / 1,283,462.43-1,772,013.75-824,753.76

Finding the Fourth Proportional to 1,283,462.43, 1,772,013.75 and 824,753.76

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Solution

The fourth proportional to 1,283,462.43, 1,772,013.75 and 824,753.76 is: 1,138,697.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,283,462.43 : 1,772,013.75 = 824,753.76 : x
  2. Step 2: Convert to fraction form
    1,283,462.43/1,772,013.75 = 824,753.76/x
  3. Step 3: Cross multiply
    1,283,462.43x = 1,772,013.75 × 824,753.76
  4. Step 4: Simplify right side
    1,283,462.43x = 1,461,475,003,084.20
  5. Step 5: Solve for x
    x = 1,461,475,003,084.20/1,283,462.43
  6. Step 6: Final answer
    x = 1,138,697.14

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.