Home / 4,827,246.80-7,240,870.20-3,147,630.80

Finding the Fourth Proportional to 4,827,246.80, 7,240,870.20 and 3,147,630.80

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Solution

The fourth proportional to 4,827,246.80, 7,240,870.20 and 3,147,630.80 is: 4,721,446.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,827,246.80 : 7,240,870.20 = 3,147,630.80 : x
  2. Step 2: Convert to fraction form
    4,827,246.80/7,240,870.20 = 3,147,630.80/x
  3. Step 3: Cross multiply
    4,827,246.80x = 7,240,870.20 × 3,147,630.80
  4. Step 4: Simplify right side
    4,827,246.80x = 22,791,586,060,322.16
  5. Step 5: Solve for x
    x = 22,791,586,060,322.16/4,827,246.80
  6. Step 6: Final answer
    x = 4,721,446.20

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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.