Home / 2,926,498.60-4,389,529.20-1,220,201.20

Finding the Fourth Proportional to 2,926,498.60, 4,389,529.20 and 1,220,201.20

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Solution

The fourth proportional to 2,926,498.60, 4,389,529.20 and 1,220,201.20 is: 1,830,210.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,926,498.60 : 4,389,529.20 = 1,220,201.20 : x
  2. Step 2: Convert to fraction form
    2,926,498.60/4,389,529.20 = 1,220,201.20/x
  3. Step 3: Cross multiply
    2,926,498.60x = 4,389,529.20 × 1,220,201.20
  4. Step 4: Simplify right side
    2,926,498.60x = 5,356,108,797,275.04
  5. Step 5: Solve for x
    x = 5,356,108,797,275.04/2,926,498.60
  6. Step 6: Final answer
    x = 1,830,210.61

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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.