Home / 2,201,209.20-3,301,813.80-1,404,047.70

Finding the Fourth Proportional to 2,201,209.20, 3,301,813.80 and 1,404,047.70

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Solution

The fourth proportional to 2,201,209.20, 3,301,813.80 and 1,404,047.70 is: 2,106,071.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,201,209.20 : 3,301,813.80 = 1,404,047.70 : x
  2. Step 2: Convert to fraction form
    2,201,209.20/3,301,813.80 = 1,404,047.70/x
  3. Step 3: Cross multiply
    2,201,209.20x = 3,301,813.80 × 1,404,047.70
  4. Step 4: Simplify right side
    2,201,209.20x = 4,635,904,071,718.26
  5. Step 5: Solve for x
    x = 4,635,904,071,718.26/2,201,209.20
  6. Step 6: Final answer
    x = 2,106,071.55

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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.