Home / 1,881,422.39-2,597,440.01-1,238,710.88

Finding the Fourth Proportional to 1,881,422.39, 2,597,440.01 and 1,238,710.88

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Solution

The fourth proportional to 1,881,422.39, 2,597,440.01 and 1,238,710.88 is: 1,710,130.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,881,422.39 : 2,597,440.01 = 1,238,710.88 : x
  2. Step 2: Convert to fraction form
    1,881,422.39/2,597,440.01 = 1,238,710.88/x
  3. Step 3: Cross multiply
    1,881,422.39x = 2,597,440.01 × 1,238,710.88
  4. Step 4: Simplify right side
    1,881,422.39x = 3,217,477,181,353.55
  5. Step 5: Solve for x
    x = 3,217,477,181,353.55/1,881,422.39
  6. Step 6: Final answer
    x = 1,710,130.17

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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.