Home / 4,008,632.68-5,532,139.38-2,378,005.48

Finding the Fourth Proportional to 4,008,632.68, 5,532,139.38 and 2,378,005.48

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Solution

The fourth proportional to 4,008,632.68, 5,532,139.38 and 2,378,005.48 is: 3,281,781.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,008,632.68 : 5,532,139.38 = 2,378,005.48 : x
  2. Step 2: Convert to fraction form
    4,008,632.68/5,532,139.38 = 2,378,005.48/x
  3. Step 3: Cross multiply
    4,008,632.68x = 5,532,139.38 × 2,378,005.48
  4. Step 4: Simplify right side
    4,008,632.68x = 13,155,457,761,763.80
  5. Step 5: Solve for x
    x = 13,155,457,761,763.80/4,008,632.68
  6. Step 6: Final answer
    x = 3,281,781.80

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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.