Home / 2,736,613.80-4,103,543.70-843,109.20

Finding the Fourth Proportional to 2,736,613.80, 4,103,543.70 and 843,109.20

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Solution

The fourth proportional to 2,736,613.80, 4,103,543.70 and 843,109.20 is: 1,264,239.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,736,613.80 : 4,103,543.70 = 843,109.20 : x
  2. Step 2: Convert to fraction form
    2,736,613.80/4,103,543.70 = 843,109.20/x
  3. Step 3: Cross multiply
    2,736,613.80x = 4,103,543.70 × 843,109.20
  4. Step 4: Simplify right side
    2,736,613.80x = 3,459,735,446,072.04
  5. Step 5: Solve for x
    x = 3,459,735,446,072.04/2,736,613.80
  6. Step 6: Final answer
    x = 1,264,239.57

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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.