Home / 1,549,773.32-2,138,679.06-870,703.88

Finding the Fourth Proportional to 1,549,773.32, 2,138,679.06 and 870,703.88

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Solution

The fourth proportional to 1,549,773.32, 2,138,679.06 and 870,703.88 is: 1,201,566.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,549,773.32 : 2,138,679.06 = 870,703.88 : x
  2. Step 2: Convert to fraction form
    1,549,773.32/2,138,679.06 = 870,703.88/x
  3. Step 3: Cross multiply
    1,549,773.32x = 2,138,679.06 × 870,703.88
  4. Step 4: Simplify right side
    1,549,773.32x = 1,862,156,155,616.75
  5. Step 5: Solve for x
    x = 1,862,156,155,616.75/1,549,773.32
  6. Step 6: Final answer
    x = 1,201,566.79

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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.