Home / 1,416,709.76-2,125,116.48-575,242.88

Finding the Fourth Proportional to 1,416,709.76, 2,125,116.48 and 575,242.88

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Solution

The fourth proportional to 1,416,709.76, 2,125,116.48 and 575,242.88 is: 862,885.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,416,709.76 : 2,125,116.48 = 575,242.88 : x
  2. Step 2: Convert to fraction form
    1,416,709.76/2,125,116.48 = 575,242.88/x
  3. Step 3: Cross multiply
    1,416,709.76x = 2,125,116.48 × 575,242.88
  4. Step 4: Simplify right side
    1,416,709.76x = 1,222,458,124,290.66
  5. Step 5: Solve for x
    x = 1,222,458,124,290.66/1,416,709.76
  6. Step 6: Final answer
    x = 862,885.37

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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.