Home / 1,627,296.06-2,441,108.09-429,301.18

Finding the Fourth Proportional to 1,627,296.06, 2,441,108.09 and 429,301.18

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Solution

The fourth proportional to 1,627,296.06, 2,441,108.09 and 429,301.18 is: 643,995.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,627,296.06 : 2,441,108.09 = 429,301.18 : x
  2. Step 2: Convert to fraction form
    1,627,296.06/2,441,108.09 = 429,301.18/x
  3. Step 3: Cross multiply
    1,627,296.06x = 2,441,108.09 × 429,301.18
  4. Step 4: Simplify right side
    1,627,296.06x = 1,047,970,583,544.55
  5. Step 5: Solve for x
    x = 1,047,970,583,544.55/1,627,296.06
  6. Step 6: Final answer
    x = 643,995.04

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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.