Home / 1,435,757.40-2,153,117.70-725,549.40

Finding the Fourth Proportional to 1,435,757.40, 2,153,117.70 and 725,549.40

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Solution

The fourth proportional to 1,435,757.40, 2,153,117.70 and 725,549.40 is: 1,088,062.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,435,757.40 : 2,153,117.70 = 725,549.40 : x
  2. Step 2: Convert to fraction form
    1,435,757.40/2,153,117.70 = 725,549.40/x
  3. Step 3: Cross multiply
    1,435,757.40x = 2,153,117.70 × 725,549.40
  4. Step 4: Simplify right side
    1,435,757.40x = 1,562,193,255,364.38
  5. Step 5: Solve for x
    x = 1,562,193,255,364.38/1,435,757.40
  6. Step 6: Final answer
    x = 1,088,062.13

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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.