Home / 4,223,140.80-6,334,711.20-1,028,241.60

Finding the Fourth Proportional to 4,223,140.80, 6,334,711.20 and 1,028,241.60

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Solution

The fourth proportional to 4,223,140.80, 6,334,711.20 and 1,028,241.60 is: 1,542,362.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,223,140.80 : 6,334,711.20 = 1,028,241.60 : x
  2. Step 2: Convert to fraction form
    4,223,140.80/6,334,711.20 = 1,028,241.60/x
  3. Step 3: Cross multiply
    4,223,140.80x = 6,334,711.20 × 1,028,241.60
  4. Step 4: Simplify right side
    4,223,140.80x = 6,513,613,579,825.92
  5. Step 5: Solve for x
    x = 6,513,613,579,825.92/4,223,140.80
  6. Step 6: Final answer
    x = 1,542,362.40

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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.