Home / 2,626,330.60-3,936,434.10-1,206,530.20

Finding the Fourth Proportional to 2,626,330.60, 3,936,434.10 and 1,206,530.20

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Solution

The fourth proportional to 2,626,330.60, 3,936,434.10 and 1,206,530.20 is: 1,808,388.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,626,330.60 : 3,936,434.10 = 1,206,530.20 : x
  2. Step 2: Convert to fraction form
    2,626,330.60/3,936,434.10 = 1,206,530.20/x
  3. Step 3: Cross multiply
    2,626,330.60x = 3,936,434.10 × 1,206,530.20
  4. Step 4: Simplify right side
    2,626,330.60x = 4,749,426,621,959.82
  5. Step 5: Solve for x
    x = 4,749,426,621,959.82/2,626,330.60
  6. Step 6: Final answer
    x = 1,808,388.72

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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.