Home / 2,759,618.16-4,140,110.68-1,321,395.93

Finding the Fourth Proportional to 2,759,618.16, 4,140,110.68 and 1,321,395.93

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Solution

The fourth proportional to 2,759,618.16, 4,140,110.68 and 1,321,395.93 is: 1,982,421.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,759,618.16 : 4,140,110.68 = 1,321,395.93 : x
  2. Step 2: Convert to fraction form
    2,759,618.16/4,140,110.68 = 1,321,395.93/x
  3. Step 3: Cross multiply
    2,759,618.16x = 4,140,110.68 × 1,321,395.93
  4. Step 4: Simplify right side
    2,759,618.16x = 5,470,725,398,998.04
  5. Step 5: Solve for x
    x = 5,470,725,398,998.04/2,759,618.16
  6. Step 6: Final answer
    x = 1,982,421.15

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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.