Home / 6,483,287.20-9,724,930.80-1,996,938.40

Finding the Fourth Proportional to 6,483,287.20, 9,724,930.80 and 1,996,938.40

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Solution

The fourth proportional to 6,483,287.20, 9,724,930.80 and 1,996,938.40 is: 2,995,407.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,483,287.20 : 9,724,930.80 = 1,996,938.40 : x
  2. Step 2: Convert to fraction form
    6,483,287.20/9,724,930.80 = 1,996,938.40/x
  3. Step 3: Cross multiply
    6,483,287.20x = 9,724,930.80 × 1,996,938.40
  4. Step 4: Simplify right side
    6,483,287.20x = 19,420,087,751,862.72
  5. Step 5: Solve for x
    x = 19,420,087,751,862.72/6,483,287.20
  6. Step 6: Final answer
    x = 2,995,407.60

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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.