Home / 4,580,040.80-6,870,061.20-2,688,917.60

Finding the Fourth Proportional to 4,580,040.80, 6,870,061.20 and 2,688,917.60

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Solution

The fourth proportional to 4,580,040.80, 6,870,061.20 and 2,688,917.60 is: 4,033,376.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,580,040.80 : 6,870,061.20 = 2,688,917.60 : x
  2. Step 2: Convert to fraction form
    4,580,040.80/6,870,061.20 = 2,688,917.60/x
  3. Step 3: Cross multiply
    4,580,040.80x = 6,870,061.20 × 2,688,917.60
  4. Step 4: Simplify right side
    4,580,040.80x = 18,473,028,473,757.12
  5. Step 5: Solve for x
    x = 18,473,028,473,757.12/4,580,040.80
  6. Step 6: Final answer
    x = 4,033,376.40

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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.