Home / 1,915,619.14-2,643,575.04-1,044,446.72

Finding the Fourth Proportional to 1,915,619.14, 2,643,575.04 and 1,044,446.72

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Solution

The fourth proportional to 1,915,619.14, 2,643,575.04 and 1,044,446.72 is: 1,441,347.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,915,619.14 : 2,643,575.04 = 1,044,446.72 : x
  2. Step 2: Convert to fraction form
    1,915,619.14/2,643,575.04 = 1,044,446.72/x
  3. Step 3: Cross multiply
    1,915,619.14x = 2,643,575.04 × 1,044,446.72
  4. Step 4: Simplify right side
    1,915,619.14x = 2,761,073,271,570.46
  5. Step 5: Solve for x
    x = 2,761,073,271,570.46/1,915,619.14
  6. Step 6: Final answer
    x = 1,441,347.71

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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.