Home / 4,619,268.60-6,928,902.90-2,918,657.40

Finding the Fourth Proportional to 4,619,268.60, 6,928,902.90 and 2,918,657.40

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Solution

The fourth proportional to 4,619,268.60, 6,928,902.90 and 2,918,657.40 is: 4,377,986.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,619,268.60 : 6,928,902.90 = 2,918,657.40 : x
  2. Step 2: Convert to fraction form
    4,619,268.60/6,928,902.90 = 2,918,657.40/x
  3. Step 3: Cross multiply
    4,619,268.60x = 6,928,902.90 × 2,918,657.40
  4. Step 4: Simplify right side
    4,619,268.60x = 20,223,093,722,966.46
  5. Step 5: Solve for x
    x = 20,223,093,722,966.46/4,619,268.60
  6. Step 6: Final answer
    x = 4,377,986.10

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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.