Home / 1,563,633.12-2,157,909.12-875,291.52

Finding the Fourth Proportional to 1,563,633.12, 2,157,909.12 and 875,291.52

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Solution

The fourth proportional to 1,563,633.12, 2,157,909.12 and 875,291.52 is: 1,207,955.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,563,633.12 : 2,157,909.12 = 875,291.52 : x
  2. Step 2: Convert to fraction form
    1,563,633.12/2,157,909.12 = 875,291.52/x
  3. Step 3: Cross multiply
    1,563,633.12x = 2,157,909.12 × 875,291.52
  4. Step 4: Simplify right side
    1,563,633.12x = 1,888,799,553,666.66
  5. Step 5: Solve for x
    x = 1,888,799,553,666.66/1,563,633.12
  6. Step 6: Final answer
    x = 1,207,955.71

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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.