Home / 2,712,643.76-3,743,451.96-1,488,956.24

Finding the Fourth Proportional to 2,712,643.76, 3,743,451.96 and 1,488,956.24

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Solution

The fourth proportional to 2,712,643.76, 3,743,451.96 and 1,488,956.24 is: 2,054,761.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,712,643.76 : 3,743,451.96 = 1,488,956.24 : x
  2. Step 2: Convert to fraction form
    2,712,643.76/3,743,451.96 = 1,488,956.24/x
  3. Step 3: Cross multiply
    2,712,643.76x = 3,743,451.96 × 1,488,956.24
  4. Step 4: Simplify right side
    2,712,643.76x = 5,573,836,154,982.23
  5. Step 5: Solve for x
    x = 5,573,836,154,982.23/2,712,643.76
  6. Step 6: Final answer
    x = 2,054,761.57

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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.