Home / 4,338,615.90-6,510,864-1,780,293.36

Finding the Fourth Proportional to 4,338,615.90, 6,510,864 and 1,780,293.36

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Solution

The fourth proportional to 4,338,615.90, 6,510,864 and 1,780,293.36 is: 2,671,646.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,338,615.90 : 6,510,864 = 1,780,293.36 : x
  2. Step 2: Convert to fraction form
    4,338,615.90/6,510,864 = 1,780,293.36/x
  3. Step 3: Cross multiply
    4,338,615.90x = 6,510,864 × 1,780,293.36
  4. Step 4: Simplify right side
    4,338,615.90x = 11,591,247,947,063.04
  5. Step 5: Solve for x
    x = 11,591,247,947,063.04/4,338,615.90
  6. Step 6: Final answer
    x = 2,671,646.49

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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.