Home / 1,679,070.40-2,519,350.08-880,161.28

Finding the Fourth Proportional to 1,679,070.40, 2,519,350.08 and 880,161.28

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Solution

The fourth proportional to 1,679,070.40, 2,519,350.08 and 880,161.28 is: 1,320,632.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,679,070.40 : 2,519,350.08 = 880,161.28 : x
  2. Step 2: Convert to fraction form
    1,679,070.40/2,519,350.08 = 880,161.28/x
  3. Step 3: Cross multiply
    1,679,070.40x = 2,519,350.08 × 880,161.28
  4. Step 4: Simplify right side
    1,679,070.40x = 2,217,434,391,180.90
  5. Step 5: Solve for x
    x = 2,217,434,391,180.90/1,679,070.40
  6. Step 6: Final answer
    x = 1,320,632.17

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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.