Home / 2,175,421.32-3,002,166-1,488,533.22

Finding the Fourth Proportional to 2,175,421.32, 3,002,166 and 1,488,533.22

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Solution

The fourth proportional to 2,175,421.32, 3,002,166 and 1,488,533.22 is: 2,054,233.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,175,421.32 : 3,002,166 = 1,488,533.22 : x
  2. Step 2: Convert to fraction form
    2,175,421.32/3,002,166 = 1,488,533.22/x
  3. Step 3: Cross multiply
    2,175,421.32x = 3,002,166 × 1,488,533.22
  4. Step 4: Simplify right side
    2,175,421.32x = 4,468,823,822,954.52
  5. Step 5: Solve for x
    x = 4,468,823,822,954.52/2,175,421.32
  6. Step 6: Final answer
    x = 2,054,233.72

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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.