Home / 2,175,655.40-3,257,031.90-1,617,165.80

Finding the Fourth Proportional to 2,175,655.40, 3,257,031.90 and 1,617,165.80

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Solution

The fourth proportional to 2,175,655.40, 3,257,031.90 and 1,617,165.80 is: 2,420,953.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,175,655.40 : 3,257,031.90 = 1,617,165.80 : x
  2. Step 2: Convert to fraction form
    2,175,655.40/3,257,031.90 = 1,617,165.80/x
  3. Step 3: Cross multiply
    2,175,655.40x = 3,257,031.90 × 1,617,165.80
  4. Step 4: Simplify right side
    2,175,655.40x = 5,267,160,598,189.02
  5. Step 5: Solve for x
    x = 5,267,160,598,189.02/2,175,655.40
  6. Step 6: Final answer
    x = 2,420,953.52

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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.