Home / 1,645,626.40-2,468,621.04-523,432.96

Finding the Fourth Proportional to 1,645,626.40, 2,468,621.04 and 523,432.96

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Solution

The fourth proportional to 1,645,626.40, 2,468,621.04 and 523,432.96 is: 785,207.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,645,626.40 : 2,468,621.04 = 523,432.96 : x
  2. Step 2: Convert to fraction form
    1,645,626.40/2,468,621.04 = 523,432.96/x
  3. Step 3: Cross multiply
    1,645,626.40x = 2,468,621.04 × 523,432.96
  4. Step 4: Simplify right side
    1,645,626.40x = 1,292,157,618,085.48
  5. Step 5: Solve for x
    x = 1,292,157,618,085.48/1,645,626.40
  6. Step 6: Final answer
    x = 785,207.15

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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.