Home / 1,087,902.03-1,632,159.23-378,001.83

Finding the Fourth Proportional to 1,087,902.03, 1,632,159.23 and 378,001.83

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Solution

The fourth proportional to 1,087,902.03, 1,632,159.23 and 378,001.83 is: 567,109.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,087,902.03 : 1,632,159.23 = 378,001.83 : x
  2. Step 2: Convert to fraction form
    1,087,902.03/1,632,159.23 = 378,001.83/x
  3. Step 3: Cross multiply
    1,087,902.03x = 1,632,159.23 × 378,001.83
  4. Step 4: Simplify right side
    1,087,902.03x = 616,959,173,901.38
  5. Step 5: Solve for x
    x = 616,959,173,901.38/1,087,902.03
  6. Step 6: Final answer
    x = 567,109.13

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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.