Home / 2,666,975.60-4,001,736.72-1,246,825.28

Finding the Fourth Proportional to 2,666,975.60, 4,001,736.72 and 1,246,825.28

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Solution

The fourth proportional to 2,666,975.60, 4,001,736.72 and 1,246,825.28 is: 1,870,833.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,666,975.60 : 4,001,736.72 = 1,246,825.28 : x
  2. Step 2: Convert to fraction form
    2,666,975.60/4,001,736.72 = 1,246,825.28/x
  3. Step 3: Cross multiply
    2,666,975.60x = 4,001,736.72 × 1,246,825.28
  4. Step 4: Simplify right side
    2,666,975.60x = 4,989,466,506,400.28
  5. Step 5: Solve for x
    x = 4,989,466,506,400.28/2,666,975.60
  6. Step 6: Final answer
    x = 1,870,833.20

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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.