Home / 832,060.04-1,147,878.16-487,721.44

Finding the Fourth Proportional to 832,060.04, 1,147,878.16 and 487,721.44

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Solution

The fourth proportional to 832,060.04, 1,147,878.16 and 487,721.44 is: 672,841.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    832,060.04 : 1,147,878.16 = 487,721.44 : x
  2. Step 2: Convert to fraction form
    832,060.04/1,147,878.16 = 487,721.44/x
  3. Step 3: Cross multiply
    832,060.04x = 1,147,878.16 × 487,721.44
  4. Step 4: Simplify right side
    832,060.04x = 559,844,789,139.75
  5. Step 5: Solve for x
    x = 559,844,789,139.75/832,060.04
  6. Step 6: Final answer
    x = 672,841.82

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.