Home / 1,134,693.60-1,700,946.90-654,428.40

Finding the Fourth Proportional to 1,134,693.60, 1,700,946.90 and 654,428.40

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Solution

The fourth proportional to 1,134,693.60, 1,700,946.90 and 654,428.40 is: 981,011.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,134,693.60 : 1,700,946.90 = 654,428.40 : x
  2. Step 2: Convert to fraction form
    1,134,693.60/1,700,946.90 = 654,428.40/x
  3. Step 3: Cross multiply
    1,134,693.60x = 1,700,946.90 × 654,428.40
  4. Step 4: Simplify right side
    1,134,693.60x = 1,113,147,958,251.96
  5. Step 5: Solve for x
    x = 1,113,147,958,251.96/1,134,693.60
  6. Step 6: Final answer
    x = 981,011.93

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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.