Home / 1,357,446.06-1,873,066.95-784,375.02

Finding the Fourth Proportional to 1,357,446.06, 1,873,066.95 and 784,375.02

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Solution

The fourth proportional to 1,357,446.06, 1,873,066.95 and 784,375.02 is: 1,082,316.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,357,446.06 : 1,873,066.95 = 784,375.02 : x
  2. Step 2: Convert to fraction form
    1,357,446.06/1,873,066.95 = 784,375.02/x
  3. Step 3: Cross multiply
    1,357,446.06x = 1,873,066.95 × 784,375.02
  4. Step 4: Simplify right side
    1,357,446.06x = 1,469,186,926,367.59
  5. Step 5: Solve for x
    x = 1,469,186,926,367.59/1,357,446.06
  6. Step 6: Final answer
    x = 1,082,316.98

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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.