Home / 3,254,878.13-4,872,739.59-2,172,706.49

Finding the Fourth Proportional to 3,254,878.13, 4,872,739.59 and 2,172,706.49

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Solution

The fourth proportional to 3,254,878.13, 4,872,739.59 and 2,172,706.49 is: 3,252,666.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,254,878.13 : 4,872,739.59 = 2,172,706.49 : x
  2. Step 2: Convert to fraction form
    3,254,878.13/4,872,739.59 = 2,172,706.49/x
  3. Step 3: Cross multiply
    3,254,878.13x = 4,872,739.59 × 2,172,706.49
  4. Step 4: Simplify right side
    3,254,878.13x = 10,587,032,943,454.79
  5. Step 5: Solve for x
    x = 10,587,032,943,454.79/3,254,878.13
  6. Step 6: Final answer
    x = 3,252,666.47

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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.