Home / 4,268,015.20-6,386,470.80-3,148,271.20

Finding the Fourth Proportional to 4,268,015.20, 6,386,470.80 and 3,148,271.20

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Solution

The fourth proportional to 4,268,015.20, 6,386,470.80 and 3,148,271.20 is: 4,710,934.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,268,015.20 : 6,386,470.80 = 3,148,271.20 : x
  2. Step 2: Convert to fraction form
    4,268,015.20/6,386,470.80 = 3,148,271.20/x
  3. Step 3: Cross multiply
    4,268,015.20x = 6,386,470.80 × 3,148,271.20
  4. Step 4: Simplify right side
    4,268,015.20x = 20,106,342,089,280.96
  5. Step 5: Solve for x
    x = 20,106,342,089,280.96/4,268,015.20
  6. Step 6: Final answer
    x = 4,710,934.98

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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.