Home / 1,555,800-2,334,094.20-433,869

Finding the Fourth Proportional to 1,555,800, 2,334,094.20 and 433,869

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Solution

The fourth proportional to 1,555,800, 2,334,094.20 and 433,869 is: 650,913.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,555,800 : 2,334,094.20 = 433,869 : x
  2. Step 2: Convert to fraction form
    1,555,800/2,334,094.20 = 433,869/x
  3. Step 3: Cross multiply
    1,555,800x = 2,334,094.20 × 433,869
  4. Step 4: Simplify right side
    1,555,800x = 1,012,691,116,459.80
  5. Step 5: Solve for x
    x = 1,012,691,116,459.80/1,555,800
  6. Step 6: Final answer
    x = 650,913.43

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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.