Home / 1,782,851.40-2,674,282.86-453,155.40

Finding the Fourth Proportional to 1,782,851.40, 2,674,282.86 and 453,155.40

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Solution

The fourth proportional to 1,782,851.40, 2,674,282.86 and 453,155.40 is: 679,734.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,782,851.40 : 2,674,282.86 = 453,155.40 : x
  2. Step 2: Convert to fraction form
    1,782,851.40/2,674,282.86 = 453,155.40/x
  3. Step 3: Cross multiply
    1,782,851.40x = 2,674,282.86 × 453,155.40
  4. Step 4: Simplify right side
    1,782,851.40x = 1,211,865,719,136.44
  5. Step 5: Solve for x
    x = 1,211,865,719,136.44/1,782,851.40
  6. Step 6: Final answer
    x = 679,734.56

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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.