Home / 1,437,763.60-2,155,608.60-806,870.80

Finding the Fourth Proportional to 1,437,763.60, 2,155,608.60 and 806,870.80

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Solution

The fourth proportional to 1,437,763.60, 2,155,608.60 and 806,870.80 is: 1,209,724.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,437,763.60 : 2,155,608.60 = 806,870.80 : x
  2. Step 2: Convert to fraction form
    1,437,763.60/2,155,608.60 = 806,870.80/x
  3. Step 3: Cross multiply
    1,437,763.60x = 2,155,608.60 × 806,870.80
  4. Step 4: Simplify right side
    1,437,763.60x = 1,739,297,635,568.88
  5. Step 5: Solve for x
    x = 1,739,297,635,568.88/1,437,763.60
  6. Step 6: Final answer
    x = 1,209,724.35

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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.