Home / 1,122,882.12-1,549,581.24-613,584.48

Finding the Fourth Proportional to 1,122,882.12, 1,549,581.24 and 613,584.48

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Solution

The fourth proportional to 1,122,882.12, 1,549,581.24 and 613,584.48 is: 846,748.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,122,882.12 : 1,549,581.24 = 613,584.48 : x
  2. Step 2: Convert to fraction form
    1,122,882.12/1,549,581.24 = 613,584.48/x
  3. Step 3: Cross multiply
    1,122,882.12x = 1,549,581.24 × 613,584.48
  4. Step 4: Simplify right side
    1,122,882.12x = 950,798,999,363.16
  5. Step 5: Solve for x
    x = 950,798,999,363.16/1,122,882.12
  6. Step 6: Final answer
    x = 846,748.72

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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.