Home / 2,450,368.28-3,381,012.68-1,431,576.20

Finding the Fourth Proportional to 2,450,368.28, 3,381,012.68 and 1,431,576.20

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Solution

The fourth proportional to 2,450,368.28, 3,381,012.68 and 1,431,576.20 is: 1,975,285.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,450,368.28 : 3,381,012.68 = 1,431,576.20 : x
  2. Step 2: Convert to fraction form
    2,450,368.28/3,381,012.68 = 1,431,576.20/x
  3. Step 3: Cross multiply
    2,450,368.28x = 3,381,012.68 × 1,431,576.20
  4. Step 4: Simplify right side
    2,450,368.28x = 4,840,177,267,681.15
  5. Step 5: Solve for x
    x = 4,840,177,267,681.15/2,450,368.28
  6. Step 6: Final answer
    x = 1,975,285.64

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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.