Home / 2,520,719.30-3,477,970.32-1,488,251.18

Finding the Fourth Proportional to 2,520,719.30, 3,477,970.32 and 1,488,251.18

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Solution

The fourth proportional to 2,520,719.30, 3,477,970.32 and 1,488,251.18 is: 2,053,419.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,520,719.30 : 3,477,970.32 = 1,488,251.18 : x
  2. Step 2: Convert to fraction form
    2,520,719.30/3,477,970.32 = 1,488,251.18/x
  3. Step 3: Cross multiply
    2,520,719.30x = 3,477,970.32 × 1,488,251.18
  4. Step 4: Simplify right side
    2,520,719.30x = 5,176,093,432,744.98
  5. Step 5: Solve for x
    x = 5,176,093,432,744.98/2,520,719.30
  6. Step 6: Final answer
    x = 2,053,419.21

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.