Home / 3,872,153.40-5,808,230.10-2,802,175.80

Finding the Fourth Proportional to 3,872,153.40, 5,808,230.10 and 2,802,175.80

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Solution

The fourth proportional to 3,872,153.40, 5,808,230.10 and 2,802,175.80 is: 4,203,263.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,872,153.40 : 5,808,230.10 = 2,802,175.80 : x
  2. Step 2: Convert to fraction form
    3,872,153.40/5,808,230.10 = 2,802,175.80/x
  3. Step 3: Cross multiply
    3,872,153.40x = 5,808,230.10 × 2,802,175.80
  4. Step 4: Simplify right side
    3,872,153.40x = 16,275,681,827,051.58
  5. Step 5: Solve for x
    x = 16,275,681,827,051.58/3,872,153.40
  6. Step 6: Final answer
    x = 4,203,263.70

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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.