Home / 972,500.53-1,459,264.74-690,016.68

Finding the Fourth Proportional to 972,500.53, 1,459,264.74 and 690,016.68

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Solution

The fourth proportional to 972,500.53, 1,459,264.74 and 690,016.68 is: 1,035,389.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    972,500.53 : 1,459,264.74 = 690,016.68 : x
  2. Step 2: Convert to fraction form
    972,500.53/1,459,264.74 = 690,016.68/x
  3. Step 3: Cross multiply
    972,500.53x = 1,459,264.74 × 690,016.68
  4. Step 4: Simplify right side
    972,500.53x = 1,006,917,011,135.86
  5. Step 5: Solve for x
    x = 1,006,917,011,135.86/972,500.53
  6. Step 6: Final answer
    x = 1,035,389.68

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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.