Home / 2,223,470.76-3,067,262.84-1,406,298.20

Finding the Fourth Proportional to 2,223,470.76, 3,067,262.84 and 1,406,298.20

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Solution

The fourth proportional to 2,223,470.76, 3,067,262.84 and 1,406,298.20 is: 1,939,978.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,223,470.76 : 3,067,262.84 = 1,406,298.20 : x
  2. Step 2: Convert to fraction form
    2,223,470.76/3,067,262.84 = 1,406,298.20/x
  3. Step 3: Cross multiply
    2,223,470.76x = 3,067,262.84 × 1,406,298.20
  4. Step 4: Simplify right side
    2,223,470.76x = 4,313,486,210,818.89
  5. Step 5: Solve for x
    x = 4,313,486,210,818.89/2,223,470.76
  6. Step 6: Final answer
    x = 1,939,978.83

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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.