Home / 2,555,981.82-3,527,266.32-1,394,424.55

Finding the Fourth Proportional to 2,555,981.82, 3,527,266.32 and 1,394,424.55

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Solution

The fourth proportional to 2,555,981.82, 3,527,266.32 and 1,394,424.55 is: 1,924,312.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,555,981.82 : 3,527,266.32 = 1,394,424.55 : x
  2. Step 2: Convert to fraction form
    2,555,981.82/3,527,266.32 = 1,394,424.55/x
  3. Step 3: Cross multiply
    2,555,981.82x = 3,527,266.32 × 1,394,424.55
  4. Step 4: Simplify right side
    2,555,981.82x = 4,918,506,733,359.82
  5. Step 5: Solve for x
    x = 4,918,506,733,359.82/2,555,981.82
  6. Step 6: Final answer
    x = 1,924,312.10

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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.