Home / 1,883,942-2,599,908.36-1,079,281.52

Finding the Fourth Proportional to 1,883,942, 2,599,908.36 and 1,079,281.52

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Solution

The fourth proportional to 1,883,942, 2,599,908.36 and 1,079,281.52 is: 1,489,447.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,883,942 : 2,599,908.36 = 1,079,281.52 : x
  2. Step 2: Convert to fraction form
    1,883,942/2,599,908.36 = 1,079,281.52/x
  3. Step 3: Cross multiply
    1,883,942x = 2,599,908.36 × 1,079,281.52
  4. Step 4: Simplify right side
    1,883,942x = 2,806,033,046,641.51
  5. Step 5: Solve for x
    x = 2,806,033,046,641.51/1,883,942
  6. Step 6: Final answer
    x = 1,489,447.68

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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.