Home / 1,003,926.60-1,385,420.94-545,041.80

Finding the Fourth Proportional to 1,003,926.60, 1,385,420.94 and 545,041.80

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Solution

The fourth proportional to 1,003,926.60, 1,385,420.94 and 545,041.80 is: 752,158.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,003,926.60 : 1,385,420.94 = 545,041.80 : x
  2. Step 2: Convert to fraction form
    1,003,926.60/1,385,420.94 = 545,041.80/x
  3. Step 3: Cross multiply
    1,003,926.60x = 1,385,420.94 × 545,041.80
  4. Step 4: Simplify right side
    1,003,926.60x = 755,112,322,895.29
  5. Step 5: Solve for x
    x = 755,112,322,895.29/1,003,926.60
  6. Step 6: Final answer
    x = 752,158.90

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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.