Home / 1,779,454.80-2,665,553.40-1,103,461.20

Finding the Fourth Proportional to 1,779,454.80, 2,665,553.40 and 1,103,461.20

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Solution

The fourth proportional to 1,779,454.80, 2,665,553.40 and 1,103,461.20 is: 1,652,941.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,779,454.80 : 2,665,553.40 = 1,103,461.20 : x
  2. Step 2: Convert to fraction form
    1,779,454.80/2,665,553.40 = 1,103,461.20/x
  3. Step 3: Cross multiply
    1,779,454.80x = 2,665,553.40 × 1,103,461.20
  4. Step 4: Simplify right side
    1,779,454.80x = 2,941,334,753,428.08
  5. Step 5: Solve for x
    x = 2,941,334,753,428.08/1,779,454.80
  6. Step 6: Final answer
    x = 1,652,941.54

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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.