Home / 974,732.78-1,462,099.17-642,231.02

Finding the Fourth Proportional to 974,732.78, 1,462,099.17 and 642,231.02

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Solution

The fourth proportional to 974,732.78, 1,462,099.17 and 642,231.02 is: 963,346.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    974,732.78 : 1,462,099.17 = 642,231.02 : x
  2. Step 2: Convert to fraction form
    974,732.78/1,462,099.17 = 642,231.02/x
  3. Step 3: Cross multiply
    974,732.78x = 1,462,099.17 × 642,231.02
  4. Step 4: Simplify right side
    974,732.78x = 939,005,441,290.25
  5. Step 5: Solve for x
    x = 939,005,441,290.25/974,732.78
  6. Step 6: Final answer
    x = 963,346.53

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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.