Home / 3,067,071.40-4,232,575.32-1,778,675.68

Finding the Fourth Proportional to 3,067,071.40, 4,232,575.32 and 1,778,675.68

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Solution

The fourth proportional to 3,067,071.40, 4,232,575.32 and 1,778,675.68 is: 2,454,582.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,067,071.40 : 4,232,575.32 = 1,778,675.68 : x
  2. Step 2: Convert to fraction form
    3,067,071.40/4,232,575.32 = 1,778,675.68/x
  3. Step 3: Cross multiply
    3,067,071.40x = 4,232,575.32 × 1,778,675.68
  4. Step 4: Simplify right side
    3,067,071.40x = 7,528,378,785,452.22
  5. Step 5: Solve for x
    x = 7,528,378,785,452.22/3,067,071.40
  6. Step 6: Final answer
    x = 2,454,582.17

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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.