Home / 2,176,543.26-3,264,822.45-660,239.28

Finding the Fourth Proportional to 2,176,543.26, 3,264,822.45 and 660,239.28

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Solution

The fourth proportional to 2,176,543.26, 3,264,822.45 and 660,239.28 is: 990,361.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,176,543.26 : 3,264,822.45 = 660,239.28 : x
  2. Step 2: Convert to fraction form
    2,176,543.26/3,264,822.45 = 660,239.28/x
  3. Step 3: Cross multiply
    2,176,543.26x = 3,264,822.45 × 660,239.28
  4. Step 4: Simplify right side
    2,176,543.26x = 2,155,564,023,715.84
  5. Step 5: Solve for x
    x = 2,155,564,023,715.84/2,176,543.26
  6. Step 6: Final answer
    x = 990,361.21

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.