Home / 1,435,927.95-1,981,570.77-791,348.58

Finding the Fourth Proportional to 1,435,927.95, 1,981,570.77 and 791,348.58

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Solution

The fourth proportional to 1,435,927.95, 1,981,570.77 and 791,348.58 is: 1,092,055.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,435,927.95 : 1,981,570.77 = 791,348.58 : x
  2. Step 2: Convert to fraction form
    1,435,927.95/1,981,570.77 = 791,348.58/x
  3. Step 3: Cross multiply
    1,435,927.95x = 1,981,570.77 × 791,348.58
  4. Step 4: Simplify right side
    1,435,927.95x = 1,568,113,215,009.01
  5. Step 5: Solve for x
    x = 1,568,113,215,009.01/1,435,927.95
  6. Step 6: Final answer
    x = 1,092,055.64

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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.