Home / 4,090,987.84-5,645,569.44-2,280,112.96

Finding the Fourth Proportional to 4,090,987.84, 5,645,569.44 and 2,280,112.96

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Solution

The fourth proportional to 4,090,987.84, 5,645,569.44 and 2,280,112.96 is: 3,146,559.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,090,987.84 : 5,645,569.44 = 2,280,112.96 : x
  2. Step 2: Convert to fraction form
    4,090,987.84/5,645,569.44 = 2,280,112.96/x
  3. Step 3: Cross multiply
    4,090,987.84x = 5,645,569.44 × 2,280,112.96
  4. Step 4: Simplify right side
    4,090,987.84x = 12,872,536,046,723.94
  5. Step 5: Solve for x
    x = 12,872,536,046,723.94/4,090,987.84
  6. Step 6: Final answer
    x = 3,146,559.35

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.