Home / 1,617,082.80-2,427,006.60-719,905.20

Finding the Fourth Proportional to 1,617,082.80, 2,427,006.60 and 719,905.20

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Solution

The fourth proportional to 1,617,082.80, 2,427,006.60 and 719,905.20 is: 1,080,473.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,617,082.80 : 2,427,006.60 = 719,905.20 : x
  2. Step 2: Convert to fraction form
    1,617,082.80/2,427,006.60 = 719,905.20/x
  3. Step 3: Cross multiply
    1,617,082.80x = 2,427,006.60 × 719,905.20
  4. Step 4: Simplify right side
    1,617,082.80x = 1,747,214,671,774.32
  5. Step 5: Solve for x
    x = 1,747,214,671,774.32/1,617,082.80
  6. Step 6: Final answer
    x = 1,080,473.23

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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.