Home / 1,489,282.39-2,055,923.54-916,813.27

Finding the Fourth Proportional to 1,489,282.39, 2,055,923.54 and 916,813.27

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Solution

The fourth proportional to 1,489,282.39, 2,055,923.54 and 916,813.27 is: 1,265,641.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,489,282.39 : 2,055,923.54 = 916,813.27 : x
  2. Step 2: Convert to fraction form
    1,489,282.39/2,055,923.54 = 916,813.27/x
  3. Step 3: Cross multiply
    1,489,282.39x = 2,055,923.54 × 916,813.27
  4. Step 4: Simplify right side
    1,489,282.39x = 1,884,897,983,577.38
  5. Step 5: Solve for x
    x = 1,884,897,983,577.38/1,489,282.39
  6. Step 6: Final answer
    x = 1,265,641.76

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1.5x scale

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.