Home / 2,176,482.28-3,003,507.30-1,209,612.52

Finding the Fourth Proportional to 2,176,482.28, 3,003,507.30 and 1,209,612.52

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Solution

The fourth proportional to 2,176,482.28, 3,003,507.30 and 1,209,612.52 is: 1,669,244.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,176,482.28 : 3,003,507.30 = 1,209,612.52 : x
  2. Step 2: Convert to fraction form
    2,176,482.28/3,003,507.30 = 1,209,612.52/x
  3. Step 3: Cross multiply
    2,176,482.28x = 3,003,507.30 × 1,209,612.52
  4. Step 4: Simplify right side
    2,176,482.28x = 3,633,080,033,991.40
  5. Step 5: Solve for x
    x = 3,633,080,033,991.40/2,176,482.28
  6. Step 6: Final answer
    x = 1,669,244.02

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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.