Home / 1,270,360.80-1,753,133-719,032.68

Finding the Fourth Proportional to 1,270,360.80, 1,753,133 and 719,032.68

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Solution

The fourth proportional to 1,270,360.80, 1,753,133 and 719,032.68 is: 992,284.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,270,360.80 : 1,753,133 = 719,032.68 : x
  2. Step 2: Convert to fraction form
    1,270,360.80/1,753,133 = 719,032.68/x
  3. Step 3: Cross multiply
    1,270,360.80x = 1,753,133 × 719,032.68
  4. Step 4: Simplify right side
    1,270,360.80x = 1,260,559,919,386.44
  5. Step 5: Solve for x
    x = 1,260,559,919,386.44/1,270,360.80
  6. Step 6: Final answer
    x = 992,284.96

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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.