Home / 1,304,144.80-1,956,314.40-462,587.20

Finding the Fourth Proportional to 1,304,144.80, 1,956,314.40 and 462,587.20

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Solution

The fourth proportional to 1,304,144.80, 1,956,314.40 and 462,587.20 is: 693,915.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,304,144.80 : 1,956,314.40 = 462,587.20 : x
  2. Step 2: Convert to fraction form
    1,304,144.80/1,956,314.40 = 462,587.20/x
  3. Step 3: Cross multiply
    1,304,144.80x = 1,956,314.40 × 462,587.20
  4. Step 4: Simplify right side
    1,304,144.80x = 904,966,000,615.68
  5. Step 5: Solve for x
    x = 904,966,000,615.68/1,304,144.80
  6. Step 6: Final answer
    x = 693,915.28

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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.