Home / 1,605,695.84-2,215,890.69-880,500.30

Finding the Fourth Proportional to 1,605,695.84, 2,215,890.69 and 880,500.30

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Solution

The fourth proportional to 1,605,695.84, 2,215,890.69 and 880,500.30 is: 1,215,107.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,605,695.84 : 2,215,890.69 = 880,500.30 : x
  2. Step 2: Convert to fraction form
    1,605,695.84/2,215,890.69 = 880,500.30/x
  3. Step 3: Cross multiply
    1,605,695.84x = 2,215,890.69 × 880,500.30
  4. Step 4: Simplify right side
    1,605,695.84x = 1,951,092,417,312.21
  5. Step 5: Solve for x
    x = 1,951,092,417,312.21/1,605,695.84
  6. Step 6: Final answer
    x = 1,215,107.10

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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.