Home / 2,213,963.50-3,321,411.29-1,254,878.65

Finding the Fourth Proportional to 2,213,963.50, 3,321,411.29 and 1,254,878.65

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Solution

The fourth proportional to 2,213,963.50, 3,321,411.29 and 1,254,878.65 is: 1,882,582.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,213,963.50 : 3,321,411.29 = 1,254,878.65 : x
  2. Step 2: Convert to fraction form
    2,213,963.50/3,321,411.29 = 1,254,878.65/x
  3. Step 3: Cross multiply
    2,213,963.50x = 3,321,411.29 × 1,254,878.65
  4. Step 4: Simplify right side
    2,213,963.50x = 4,167,968,115,689.96
  5. Step 5: Solve for x
    x = 4,167,968,115,689.96/2,213,963.50
  6. Step 6: Final answer
    x = 1,882,582.13

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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.