Home / 5,265,281.20-7,897,921.80-3,438,698.80

Finding the Fourth Proportional to 5,265,281.20, 7,897,921.80 and 3,438,698.80

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Solution

The fourth proportional to 5,265,281.20, 7,897,921.80 and 3,438,698.80 is: 5,158,048.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,265,281.20 : 7,897,921.80 = 3,438,698.80 : x
  2. Step 2: Convert to fraction form
    5,265,281.20/7,897,921.80 = 3,438,698.80/x
  3. Step 3: Cross multiply
    5,265,281.20x = 7,897,921.80 × 3,438,698.80
  4. Step 4: Simplify right side
    5,265,281.20x = 27,158,574,216,153.84
  5. Step 5: Solve for x
    x = 27,158,574,216,153.84/5,265,281.20
  6. Step 6: Final answer
    x = 5,158,048.20

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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.