Home / 1,399,330.36-2,098,988.40-546,488.60

Finding the Fourth Proportional to 1,399,330.36, 2,098,988.40 and 546,488.60

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Solution

The fourth proportional to 1,399,330.36, 2,098,988.40 and 546,488.60 is: 819,730.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,399,330.36 : 2,098,988.40 = 546,488.60 : x
  2. Step 2: Convert to fraction form
    1,399,330.36/2,098,988.40 = 546,488.60/x
  3. Step 3: Cross multiply
    1,399,330.36x = 2,098,988.40 × 546,488.60
  4. Step 4: Simplify right side
    1,399,330.36x = 1,147,073,232,132.24
  5. Step 5: Solve for x
    x = 1,147,073,232,132.24/1,399,330.36
  6. Step 6: Final answer
    x = 819,730.11

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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.