Home / 1,585,393.41-2,378,867.71-744,013.57

Finding the Fourth Proportional to 1,585,393.41, 2,378,867.71 and 744,013.57

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Solution

The fourth proportional to 1,585,393.41, 2,378,867.71 and 744,013.57 is: 1,116,385.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,585,393.41 : 2,378,867.71 = 744,013.57 : x
  2. Step 2: Convert to fraction form
    1,585,393.41/2,378,867.71 = 744,013.57/x
  3. Step 3: Cross multiply
    1,585,393.41x = 2,378,867.71 × 744,013.57
  4. Step 4: Simplify right side
    1,585,393.41x = 1,769,909,843,720.45
  5. Step 5: Solve for x
    x = 1,769,909,843,720.45/1,585,393.41
  6. Step 6: Final answer
    x = 1,116,385.27

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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.