Home / 1,477,219.62-2,215,830-1,140,752.10

Finding the Fourth Proportional to 1,477,219.62, 2,215,830 and 1,140,752.10

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Solution

The fourth proportional to 1,477,219.62, 2,215,830 and 1,140,752.10 is: 1,711,128.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,477,219.62 : 2,215,830 = 1,140,752.10 : x
  2. Step 2: Convert to fraction form
    1,477,219.62/2,215,830 = 1,140,752.10/x
  3. Step 3: Cross multiply
    1,477,219.62x = 2,215,830 × 1,140,752.10
  4. Step 4: Simplify right side
    1,477,219.62x = 2,527,712,725,743
  5. Step 5: Solve for x
    x = 2,527,712,725,743/1,477,219.62
  6. Step 6: Final answer
    x = 1,711,128.59

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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.