Home / 1,463,543.70-2,195,315.55-961,278.90

Finding the Fourth Proportional to 1,463,543.70, 2,195,315.55 and 961,278.90

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Solution

The fourth proportional to 1,463,543.70, 2,195,315.55 and 961,278.90 is: 1,441,918.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,463,543.70 : 2,195,315.55 = 961,278.90 : x
  2. Step 2: Convert to fraction form
    1,463,543.70/2,195,315.55 = 961,278.90/x
  3. Step 3: Cross multiply
    1,463,543.70x = 2,195,315.55 × 961,278.90
  4. Step 4: Simplify right side
    1,463,543.70x = 2,110,310,517,056.89
  5. Step 5: Solve for x
    x = 2,110,310,517,056.89/1,463,543.70
  6. Step 6: Final answer
    x = 1,441,918.35

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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.