Home / 1,400,920.80-2,098,270.80-1,214,296.80

Finding the Fourth Proportional to 1,400,920.80, 2,098,270.80 and 1,214,296.80

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Solution

The fourth proportional to 1,400,920.80, 2,098,270.80 and 1,214,296.80 is: 1,818,749.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,400,920.80 : 2,098,270.80 = 1,214,296.80 : x
  2. Step 2: Convert to fraction form
    1,400,920.80/2,098,270.80 = 1,214,296.80/x
  3. Step 3: Cross multiply
    1,400,920.80x = 2,098,270.80 × 1,214,296.80
  4. Step 4: Simplify right side
    1,400,920.80x = 2,547,923,517,973.44
  5. Step 5: Solve for x
    x = 2,547,923,517,973.44/1,400,920.80
  6. Step 6: Final answer
    x = 1,818,749.15

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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.