Home / 1,155,381.68-1,593,889.58-747,614.72

Finding the Fourth Proportional to 1,155,381.68, 1,593,889.58 and 747,614.72

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Solution

The fourth proportional to 1,155,381.68, 1,593,889.58 and 747,614.72 is: 1,031,360.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,155,381.68 : 1,593,889.58 = 747,614.72 : x
  2. Step 2: Convert to fraction form
    1,155,381.68/1,593,889.58 = 747,614.72/x
  3. Step 3: Cross multiply
    1,155,381.68x = 1,593,889.58 × 747,614.72
  4. Step 4: Simplify right side
    1,155,381.68x = 1,191,615,312,062.62
  5. Step 5: Solve for x
    x = 1,191,615,312,062.62/1,155,381.68
  6. Step 6: Final answer
    x = 1,031,360.75

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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.