Home / 2,639,861.04-3,643,051.92-1,432,637.04

Finding the Fourth Proportional to 2,639,861.04, 3,643,051.92 and 1,432,637.04

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Solution

The fourth proportional to 2,639,861.04, 3,643,051.92 and 1,432,637.04 is: 1,977,062.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,639,861.04 : 3,643,051.92 = 1,432,637.04 : x
  2. Step 2: Convert to fraction form
    2,639,861.04/3,643,051.92 = 1,432,637.04/x
  3. Step 3: Cross multiply
    2,639,861.04x = 3,643,051.92 × 1,432,637.04
  4. Step 4: Simplify right side
    2,639,861.04x = 5,219,171,119,235.12
  5. Step 5: Solve for x
    x = 5,219,171,119,235.12/2,639,861.04
  6. Step 6: Final answer
    x = 1,977,062.82

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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.