Home / 1,300,237.17-1,794,478.85-756,395.88

Finding the Fourth Proportional to 1,300,237.17, 1,794,478.85 and 756,395.88

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Solution

The fourth proportional to 1,300,237.17, 1,794,478.85 and 756,395.88 is: 1,043,914.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,300,237.17 : 1,794,478.85 = 756,395.88 : x
  2. Step 2: Convert to fraction form
    1,300,237.17/1,794,478.85 = 756,395.88/x
  3. Step 3: Cross multiply
    1,300,237.17x = 1,794,478.85 × 756,395.88
  4. Step 4: Simplify right side
    1,300,237.17x = 1,357,336,405,105.16
  5. Step 5: Solve for x
    x = 1,357,336,405,105.16/1,300,237.17
  6. Step 6: Final answer
    x = 1,043,914.48

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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.