Home / 1,254,632.40-1,731,400.44-681,672.24

Finding the Fourth Proportional to 1,254,632.40, 1,731,400.44 and 681,672.24

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Solution

The fourth proportional to 1,254,632.40, 1,731,400.44 and 681,672.24 is: 940,711.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,254,632.40 : 1,731,400.44 = 681,672.24 : x
  2. Step 2: Convert to fraction form
    1,254,632.40/1,731,400.44 = 681,672.24/x
  3. Step 3: Cross multiply
    1,254,632.40x = 1,731,400.44 × 681,672.24
  4. Step 4: Simplify right side
    1,254,632.40x = 1,180,247,616,271.79
  5. Step 5: Solve for x
    x = 1,180,247,616,271.79/1,254,632.40
  6. Step 6: Final answer
    x = 940,711.89

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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.