Home / 1,997,410.20-2,996,504.10-577,512.60

Finding the Fourth Proportional to 1,997,410.20, 2,996,504.10 and 577,512.60

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Solution

The fourth proportional to 1,997,410.20, 2,996,504.10 and 577,512.60 is: 866,381.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,997,410.20 : 2,996,504.10 = 577,512.60 : x
  2. Step 2: Convert to fraction form
    1,997,410.20/2,996,504.10 = 577,512.60/x
  3. Step 3: Cross multiply
    1,997,410.20x = 2,996,504.10 × 577,512.60
  4. Step 4: Simplify right side
    1,997,410.20x = 1,730,518,873,701.66
  5. Step 5: Solve for x
    x = 1,730,518,873,701.66/1,997,410.20
  6. Step 6: Final answer
    x = 866,381.31

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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.