Home / 1,102,792.80-1,652,002.20-971,281.20

Finding the Fourth Proportional to 1,102,792.80, 1,652,002.20 and 971,281.20

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Solution

The fourth proportional to 1,102,792.80, 1,652,002.20 and 971,281.20 is: 1,454,995.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,102,792.80 : 1,652,002.20 = 971,281.20 : x
  2. Step 2: Convert to fraction form
    1,102,792.80/1,652,002.20 = 971,281.20/x
  3. Step 3: Cross multiply
    1,102,792.80x = 1,652,002.20 × 971,281.20
  4. Step 4: Simplify right side
    1,102,792.80x = 1,604,558,679,218.64
  5. Step 5: Solve for x
    x = 1,604,558,679,218.64/1,102,792.80
  6. Step 6: Final answer
    x = 1,454,995.61

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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.