Home / 1,227,277.60-1,838,406.74-1,000,381.82

Finding the Fourth Proportional to 1,227,277.60, 1,838,406.74 and 1,000,381.82

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Solution

The fourth proportional to 1,227,277.60, 1,838,406.74 and 1,000,381.82 is: 1,498,527.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,227,277.60 : 1,838,406.74 = 1,000,381.82 : x
  2. Step 2: Convert to fraction form
    1,227,277.60/1,838,406.74 = 1,000,381.82/x
  3. Step 3: Cross multiply
    1,227,277.60x = 1,838,406.74 × 1,000,381.82
  4. Step 4: Simplify right side
    1,227,277.60x = 1,839,108,680,461.47
  5. Step 5: Solve for x
    x = 1,839,108,680,461.47/1,227,277.60
  6. Step 6: Final answer
    x = 1,498,527.05

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.