Home / 1,300,243.17-1,794,487.11-756,401.88

Finding the Fourth Proportional to 1,300,243.17, 1,794,487.11 and 756,401.88

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Solution

The fourth proportional to 1,300,243.17, 1,794,487.11 and 756,401.88 is: 1,043,922.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,300,243.17 : 1,794,487.11 = 756,401.88 : x
  2. Step 2: Convert to fraction form
    1,300,243.17/1,794,487.11 = 756,401.88/x
  3. Step 3: Cross multiply
    1,300,243.17x = 1,794,487.11 × 756,401.88
  4. Step 4: Simplify right side
    1,300,243.17x = 1,357,353,423,639.77
  5. Step 5: Solve for x
    x = 1,357,353,423,639.77/1,300,243.17
  6. Step 6: Final answer
    x = 1,043,922.75

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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.