Home / 2,438,966.70-3,656,972.61-1,090,878.03

Finding the Fourth Proportional to 2,438,966.70, 3,656,972.61 and 1,090,878.03

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Solution

The fourth proportional to 2,438,966.70, 3,656,972.61 and 1,090,878.03 is: 1,635,656.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,438,966.70 : 3,656,972.61 = 1,090,878.03 : x
  2. Step 2: Convert to fraction form
    2,438,966.70/3,656,972.61 = 1,090,878.03/x
  3. Step 3: Cross multiply
    2,438,966.70x = 3,656,972.61 × 1,090,878.03
  4. Step 4: Simplify right side
    2,438,966.70x = 3,989,311,076,560.76
  5. Step 5: Solve for x
    x = 3,989,311,076,560.76/2,438,966.70
  6. Step 6: Final answer
    x = 1,635,656.23

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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.