Home / 4,090,172.56-5,654,641.80-3,069,805.84

Finding the Fourth Proportional to 4,090,172.56, 5,654,641.80 and 3,069,805.84

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Solution

The fourth proportional to 4,090,172.56, 5,654,641.80 and 3,069,805.84 is: 4,243,990.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,090,172.56 : 5,654,641.80 = 3,069,805.84 : x
  2. Step 2: Convert to fraction form
    4,090,172.56/5,654,641.80 = 3,069,805.84/x
  3. Step 3: Cross multiply
    4,090,172.56x = 5,654,641.80 × 3,069,805.84
  4. Step 4: Simplify right side
    4,090,172.56x = 17,358,652,420,748.11
  5. Step 5: Solve for x
    x = 17,358,652,420,748.11/4,090,172.56
  6. Step 6: Final answer
    x = 4,243,990.24

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.