Home / 1,165,069.70-1,607,471.28-751,431.45

Finding the Fourth Proportional to 1,165,069.70, 1,607,471.28 and 751,431.45

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Solution

The fourth proportional to 1,165,069.70, 1,607,471.28 and 751,431.45 is: 1,036,765.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,165,069.70 : 1,607,471.28 = 751,431.45 : x
  2. Step 2: Convert to fraction form
    1,165,069.70/1,607,471.28 = 751,431.45/x
  3. Step 3: Cross multiply
    1,165,069.70x = 1,607,471.28 × 751,431.45
  4. Step 4: Simplify right side
    1,165,069.70x = 1,207,904,474,763.76
  5. Step 5: Solve for x
    x = 1,207,904,474,763.76/1,165,069.70
  6. Step 6: Final answer
    x = 1,036,765.85

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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.