Home / 2,693,114.40-4,039,671.60-987,254.40

Finding the Fourth Proportional to 2,693,114.40, 4,039,671.60 and 987,254.40

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Solution

The fourth proportional to 2,693,114.40, 4,039,671.60 and 987,254.40 is: 1,480,881.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,693,114.40 : 4,039,671.60 = 987,254.40 : x
  2. Step 2: Convert to fraction form
    2,693,114.40/4,039,671.60 = 987,254.40/x
  3. Step 3: Cross multiply
    2,693,114.40x = 4,039,671.60 × 987,254.40
  4. Step 4: Simplify right side
    2,693,114.40x = 3,988,183,561,655.04
  5. Step 5: Solve for x
    x = 3,988,183,561,655.04/2,693,114.40
  6. Step 6: Final answer
    x = 1,480,881.60

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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.