Home / 2,991,621.80-4,487,458.30-997,077.80

Finding the Fourth Proportional to 2,991,621.80, 4,487,458.30 and 997,077.80

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Solution

The fourth proportional to 2,991,621.80, 4,487,458.30 and 997,077.80 is: 1,495,625.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,991,621.80 : 4,487,458.30 = 997,077.80 : x
  2. Step 2: Convert to fraction form
    2,991,621.80/4,487,458.30 = 997,077.80/x
  3. Step 3: Cross multiply
    2,991,621.80x = 4,487,458.30 × 997,077.80
  4. Step 4: Simplify right side
    2,991,621.80x = 4,474,345,049,355.74
  5. Step 5: Solve for x
    x = 4,474,345,049,355.74/2,991,621.80
  6. Step 6: Final answer
    x = 1,495,625.23

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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.