Home / 2,991,615.80-4,487,449.30-997,071.80

Finding the Fourth Proportional to 2,991,615.80, 4,487,449.30 and 997,071.80

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Solution

The fourth proportional to 2,991,615.80, 4,487,449.30 and 997,071.80 is: 1,495,616.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,991,615.80 : 4,487,449.30 = 997,071.80 : x
  2. Step 2: Convert to fraction form
    2,991,615.80/4,487,449.30 = 997,071.80/x
  3. Step 3: Cross multiply
    2,991,615.80x = 4,487,449.30 × 997,071.80
  4. Step 4: Simplify right side
    2,991,615.80x = 4,474,309,150,959.74
  5. Step 5: Solve for x
    x = 4,474,309,150,959.74/2,991,615.80
  6. Step 6: Final answer
    x = 1,495,616.23

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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.