Home / 1,881,423.39-2,597,441.39-1,238,711.88

Finding the Fourth Proportional to 1,881,423.39, 2,597,441.39 and 1,238,711.88

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Solution

The fourth proportional to 1,881,423.39, 2,597,441.39 and 1,238,711.88 is: 1,710,131.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,881,423.39 : 2,597,441.39 = 1,238,711.88 : x
  2. Step 2: Convert to fraction form
    1,881,423.39/2,597,441.39 = 1,238,711.88/x
  3. Step 3: Cross multiply
    1,881,423.39x = 2,597,441.39 × 1,238,711.88
  4. Step 4: Simplify right side
    1,881,423.39x = 3,217,481,507,396.71
  5. Step 5: Solve for x
    x = 3,217,481,507,396.71/1,881,423.39
  6. Step 6: Final answer
    x = 1,710,131.55

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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.