Home / 1,458,837.28-2,013,296.88-814,383.28

Finding the Fourth Proportional to 1,458,837.28, 2,013,296.88 and 814,383.28

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Solution

The fourth proportional to 1,458,837.28, 2,013,296.88 and 814,383.28 is: 1,123,905.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,458,837.28 : 2,013,296.88 = 814,383.28 : x
  2. Step 2: Convert to fraction form
    1,458,837.28/2,013,296.88 = 814,383.28/x
  3. Step 3: Cross multiply
    1,458,837.28x = 2,013,296.88 × 814,383.28
  4. Step 4: Simplify right side
    1,458,837.28x = 1,639,595,316,748.17
  5. Step 5: Solve for x
    x = 1,639,595,316,748.17/1,458,837.28
  6. Step 6: Final answer
    x = 1,123,905.55

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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.