Home / 5,249,913.85-7,883,414.25-3,240,928.36

Finding the Fourth Proportional to 5,249,913.85, 7,883,414.25 and 3,240,928.36

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Solution

The fourth proportional to 5,249,913.85, 7,883,414.25 and 3,240,928.36 is: 4,866,666.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,249,913.85 : 7,883,414.25 = 3,240,928.36 : x
  2. Step 2: Convert to fraction form
    5,249,913.85/7,883,414.25 = 3,240,928.36/x
  3. Step 3: Cross multiply
    5,249,913.85x = 7,883,414.25 × 3,240,928.36
  4. Step 4: Simplify right side
    5,249,913.85x = 25,549,580,816,453.13
  5. Step 5: Solve for x
    x = 25,549,580,816,453.13/5,249,913.85
  6. Step 6: Final answer
    x = 4,866,666.68

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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.