Home / 1,275,303.54-1,759,897.62-702,397.02

Finding the Fourth Proportional to 1,275,303.54, 1,759,897.62 and 702,397.02

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Solution

The fourth proportional to 1,275,303.54, 1,759,897.62 and 702,397.02 is: 969,296.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,275,303.54 : 1,759,897.62 = 702,397.02 : x
  2. Step 2: Convert to fraction form
    1,275,303.54/1,759,897.62 = 702,397.02/x
  3. Step 3: Cross multiply
    1,275,303.54x = 1,759,897.62 × 702,397.02
  4. Step 4: Simplify right side
    1,275,303.54x = 1,236,146,843,793.09
  5. Step 5: Solve for x
    x = 1,236,146,843,793.09/1,275,303.54
  6. Step 6: Final answer
    x = 969,296.18

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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.