Home / 3,010,948.90-4,149,381.81-2,955,615.10

Finding the Fourth Proportional to 3,010,948.90, 4,149,381.81 and 2,955,615.10

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Solution

The fourth proportional to 3,010,948.90, 4,149,381.81 and 2,955,615.10 is: 4,073,126.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,010,948.90 : 4,149,381.81 = 2,955,615.10 : x
  2. Step 2: Convert to fraction form
    3,010,948.90/4,149,381.81 = 2,955,615.10/x
  3. Step 3: Cross multiply
    3,010,948.90x = 4,149,381.81 × 2,955,615.10
  4. Step 4: Simplify right side
    3,010,948.90x = 12,263,975,533,301.33
  5. Step 5: Solve for x
    x = 12,263,975,533,301.33/3,010,948.90
  6. Step 6: Final answer
    x = 4,073,126.43

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1.5x scale

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.