Home / 5,648,198.28-7,794,561.12-3,069,878.40

Finding the Fourth Proportional to 5,648,198.28, 7,794,561.12 and 3,069,878.40

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Solution

The fourth proportional to 5,648,198.28, 7,794,561.12 and 3,069,878.40 is: 4,236,458.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,648,198.28 : 7,794,561.12 = 3,069,878.40 : x
  2. Step 2: Convert to fraction form
    5,648,198.28/7,794,561.12 = 3,069,878.40/x
  3. Step 3: Cross multiply
    5,648,198.28x = 7,794,561.12 × 3,069,878.40
  4. Step 4: Simplify right side
    5,648,198.28x = 23,928,354,819,767.81
  5. Step 5: Solve for x
    x = 23,928,354,819,767.81/5,648,198.28
  6. Step 6: Final answer
    x = 4,236,458.01

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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.