Home / 1,151,527.32-1,588,594.28-667,812.60

Finding the Fourth Proportional to 1,151,527.32, 1,588,594.28 and 667,812.60

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Solution

The fourth proportional to 1,151,527.32, 1,588,594.28 and 667,812.60 is: 921,283.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,151,527.32 : 1,588,594.28 = 667,812.60 : x
  2. Step 2: Convert to fraction form
    1,151,527.32/1,588,594.28 = 667,812.60/x
  3. Step 3: Cross multiply
    1,151,527.32x = 1,588,594.28 × 667,812.60
  4. Step 4: Simplify right side
    1,151,527.32x = 1,060,883,273,132.86
  5. Step 5: Solve for x
    x = 1,060,883,273,132.86/1,151,527.32
  6. Step 6: Final answer
    x = 921,283.63

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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.