Home / 4,928,769.60-7,387,624.80-2,088,398.40

Finding the Fourth Proportional to 4,928,769.60, 7,387,624.80 and 2,088,398.40

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Solution

The fourth proportional to 4,928,769.60, 7,387,624.80 and 2,088,398.40 is: 3,130,254.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,928,769.60 : 7,387,624.80 = 2,088,398.40 : x
  2. Step 2: Convert to fraction form
    4,928,769.60/7,387,624.80 = 2,088,398.40/x
  3. Step 3: Cross multiply
    4,928,769.60x = 7,387,624.80 × 2,088,398.40
  4. Step 4: Simplify right side
    4,928,769.60x = 15,428,303,812,120.32
  5. Step 5: Solve for x
    x = 15,428,303,812,120.32/4,928,769.60
  6. Step 6: Final answer
    x = 3,130,254.62

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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.