Home / 1,402,182.92-2,103,628.22-391,304.04

Finding the Fourth Proportional to 1,402,182.92, 2,103,628.22 and 391,304.04

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Solution

The fourth proportional to 1,402,182.92, 2,103,628.22 and 391,304.04 is: 587,054.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,402,182.92 : 2,103,628.22 = 391,304.04 : x
  2. Step 2: Convert to fraction form
    1,402,182.92/2,103,628.22 = 391,304.04/x
  3. Step 3: Cross multiply
    1,402,182.92x = 2,103,628.22 × 391,304.04
  4. Step 4: Simplify right side
    1,402,182.92x = 823,158,221,144.01
  5. Step 5: Solve for x
    x = 823,158,221,144.01/1,402,182.92
  6. Step 6: Final answer
    x = 587,054.81

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.