Home / 2,903,727.60-4,357,146.60-1,221,001.20

Finding the Fourth Proportional to 2,903,727.60, 4,357,146.60 and 1,221,001.20

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Solution

The fourth proportional to 2,903,727.60, 4,357,146.60 and 1,221,001.20 is: 1,832,155.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,903,727.60 : 4,357,146.60 = 1,221,001.20 : x
  2. Step 2: Convert to fraction form
    2,903,727.60/4,357,146.60 = 1,221,001.20/x
  3. Step 3: Cross multiply
    2,903,727.60x = 4,357,146.60 × 1,221,001.20
  4. Step 4: Simplify right side
    2,903,727.60x = 5,320,081,227,175.92
  5. Step 5: Solve for x
    x = 5,320,081,227,175.92/2,903,727.60
  6. Step 6: Final answer
    x = 1,832,155.75

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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.