Home / 1,282,869.71-1,770,360.87-702,092.49

Finding the Fourth Proportional to 1,282,869.71, 1,770,360.87 and 702,092.49

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Solution

The fourth proportional to 1,282,869.71, 1,770,360.87 and 702,092.49 is: 968,888.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,282,869.71 : 1,770,360.87 = 702,092.49 : x
  2. Step 2: Convert to fraction form
    1,282,869.71/1,770,360.87 = 702,092.49/x
  3. Step 3: Cross multiply
    1,282,869.71x = 1,770,360.87 × 702,092.49
  4. Step 4: Simplify right side
    1,282,869.71x = 1,242,957,071,416.87
  5. Step 5: Solve for x
    x = 1,242,957,071,416.87/1,282,869.71
  6. Step 6: Final answer
    x = 968,888.01

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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.