Home / 1,034,781.90-1,428,169.77-604,979.70

Finding the Fourth Proportional to 1,034,781.90, 1,428,169.77 and 604,979.70

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Solution

The fourth proportional to 1,034,781.90, 1,428,169.77 and 604,979.70 is: 834,971.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,034,781.90 : 1,428,169.77 = 604,979.70 : x
  2. Step 2: Convert to fraction form
    1,034,781.90/1,428,169.77 = 604,979.70/x
  3. Step 3: Cross multiply
    1,034,781.90x = 1,428,169.77 × 604,979.70
  4. Step 4: Simplify right side
    1,034,781.90x = 864,013,719,003.67
  5. Step 5: Solve for x
    x = 864,013,719,003.67/1,034,781.90
  6. Step 6: Final answer
    x = 834,971.81

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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.