Home / 1,772,808.40-2,659,234.20-574,721.20

Finding the Fourth Proportional to 1,772,808.40, 2,659,234.20 and 574,721.20

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Solution

The fourth proportional to 1,772,808.40, 2,659,234.20 and 574,721.20 is: 862,088.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,772,808.40 : 2,659,234.20 = 574,721.20 : x
  2. Step 2: Convert to fraction form
    1,772,808.40/2,659,234.20 = 574,721.20/x
  3. Step 3: Cross multiply
    1,772,808.40x = 2,659,234.20 × 574,721.20
  4. Step 4: Simplify right side
    1,772,808.40x = 1,528,318,270,505.04
  5. Step 5: Solve for x
    x = 1,528,318,270,505.04/1,772,808.40
  6. Step 6: Final answer
    x = 862,088.80

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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.