Home / 5,259,946.40-7,889,919.60-3,020,458.40

Finding the Fourth Proportional to 5,259,946.40, 7,889,919.60 and 3,020,458.40

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Solution

The fourth proportional to 5,259,946.40, 7,889,919.60 and 3,020,458.40 is: 4,530,687.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,259,946.40 : 7,889,919.60 = 3,020,458.40 : x
  2. Step 2: Convert to fraction form
    5,259,946.40/7,889,919.60 = 3,020,458.40/x
  3. Step 3: Cross multiply
    5,259,946.40x = 7,889,919.60 × 3,020,458.40
  4. Step 4: Simplify right side
    5,259,946.40x = 23,831,173,931,144.64
  5. Step 5: Solve for x
    x = 23,831,173,931,144.64/5,259,946.40
  6. Step 6: Final answer
    x = 4,530,687.60

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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.