Home / 1,785,901.56-2,679,221.39-587,895.76

Finding the Fourth Proportional to 1,785,901.56, 2,679,221.39 and 587,895.76

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Solution

The fourth proportional to 1,785,901.56, 2,679,221.39 and 587,895.76 is: 881,965.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,785,901.56 : 2,679,221.39 = 587,895.76 : x
  2. Step 2: Convert to fraction form
    1,785,901.56/2,679,221.39 = 587,895.76/x
  3. Step 3: Cross multiply
    1,785,901.56x = 2,679,221.39 × 587,895.76
  4. Step 4: Simplify right side
    1,785,901.56x = 1,575,102,895,282.31
  5. Step 5: Solve for x
    x = 1,575,102,895,282.31/1,785,901.56
  6. Step 6: Final answer
    x = 881,965.13

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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.