Home / 1,531,304.10-2,296,956.15-1,053,007.20

Finding the Fourth Proportional to 1,531,304.10, 2,296,956.15 and 1,053,007.20

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Solution

The fourth proportional to 1,531,304.10, 2,296,956.15 and 1,053,007.20 is: 1,579,510.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,531,304.10 : 2,296,956.15 = 1,053,007.20 : x
  2. Step 2: Convert to fraction form
    1,531,304.10/2,296,956.15 = 1,053,007.20/x
  3. Step 3: Cross multiply
    1,531,304.10x = 2,296,956.15 × 1,053,007.20
  4. Step 4: Simplify right side
    1,531,304.10x = 2,418,711,364,034.28
  5. Step 5: Solve for x
    x = 2,418,711,364,034.28/1,531,304.10
  6. Step 6: Final answer
    x = 1,579,510.80

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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.