Home / 683,886.60-1,025,829.90-674,555.40

Finding the Fourth Proportional to 683,886.60, 1,025,829.90 and 674,555.40

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Solution

The fourth proportional to 683,886.60, 1,025,829.90 and 674,555.40 is: 1,011,833.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    683,886.60 : 1,025,829.90 = 674,555.40 : x
  2. Step 2: Convert to fraction form
    683,886.60/1,025,829.90 = 674,555.40/x
  3. Step 3: Cross multiply
    683,886.60x = 1,025,829.90 × 674,555.40
  4. Step 4: Simplify right side
    683,886.60x = 691,979,098,526.46
  5. Step 5: Solve for x
    x = 691,979,098,526.46/683,886.60
  6. Step 6: Final answer
    x = 1,011,833.10

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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.