Home / 4,840,927.20-7,261,390.80-1,475,128.80

Finding the Fourth Proportional to 4,840,927.20, 7,261,390.80 and 1,475,128.80

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Solution

The fourth proportional to 4,840,927.20, 7,261,390.80 and 1,475,128.80 is: 2,212,693.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,840,927.20 : 7,261,390.80 = 1,475,128.80 : x
  2. Step 2: Convert to fraction form
    4,840,927.20/7,261,390.80 = 1,475,128.80/x
  3. Step 3: Cross multiply
    4,840,927.20x = 7,261,390.80 × 1,475,128.80
  4. Step 4: Simplify right side
    4,840,927.20x = 10,711,486,697,135.04
  5. Step 5: Solve for x
    x = 10,711,486,697,135.04/4,840,927.20
  6. Step 6: Final answer
    x = 2,212,693.20

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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.