Home / 1,107,624.11-1,529,031.53-648,674.87

Finding the Fourth Proportional to 1,107,624.11, 1,529,031.53 and 648,674.87

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Solution

The fourth proportional to 1,107,624.11, 1,529,031.53 and 648,674.87 is: 895,470.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,107,624.11 : 1,529,031.53 = 648,674.87 : x
  2. Step 2: Convert to fraction form
    1,107,624.11/1,529,031.53 = 648,674.87/x
  3. Step 3: Cross multiply
    1,107,624.11x = 1,529,031.53 × 648,674.87
  4. Step 4: Simplify right side
    1,107,624.11x = 991,844,322,925.18
  5. Step 5: Solve for x
    x = 991,844,322,925.18/1,107,624.11
  6. Step 6: Final answer
    x = 895,470.15

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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.