Home / 2,788,140.80-4,181,263.75-966,080.53

Finding the Fourth Proportional to 2,788,140.80, 4,181,263.75 and 966,080.53

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Solution

The fourth proportional to 2,788,140.80, 4,181,263.75 and 966,080.53 is: 1,448,792.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,788,140.80 : 4,181,263.75 = 966,080.53 : x
  2. Step 2: Convert to fraction form
    2,788,140.80/4,181,263.75 = 966,080.53/x
  3. Step 3: Cross multiply
    2,788,140.80x = 4,181,263.75 × 966,080.53
  4. Step 4: Simplify right side
    2,788,140.80x = 4,039,437,494,641.30
  5. Step 5: Solve for x
    x = 4,039,437,494,641.30/2,788,140.80
  6. Step 6: Final answer
    x = 1,448,792.51

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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.