Home / 1,934,151.80-2,900,207.10-654,319.40

Finding the Fourth Proportional to 1,934,151.80, 2,900,207.10 and 654,319.40

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Solution

The fourth proportional to 1,934,151.80, 2,900,207.10 and 654,319.40 is: 981,133.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,934,151.80 : 2,900,207.10 = 654,319.40 : x
  2. Step 2: Convert to fraction form
    1,934,151.80/2,900,207.10 = 654,319.40/x
  3. Step 3: Cross multiply
    1,934,151.80x = 2,900,207.10 × 654,319.40
  4. Step 4: Simplify right side
    1,934,151.80x = 1,897,661,769,547.74
  5. Step 5: Solve for x
    x = 1,897,661,769,547.74/1,934,151.80
  6. Step 6: Final answer
    x = 981,133.83

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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.