Home / 2,686,470.80-4,029,706.20-2,528,877.20

Finding the Fourth Proportional to 2,686,470.80, 4,029,706.20 and 2,528,877.20

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Solution

The fourth proportional to 2,686,470.80, 4,029,706.20 and 2,528,877.20 is: 3,793,315.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,686,470.80 : 4,029,706.20 = 2,528,877.20 : x
  2. Step 2: Convert to fraction form
    2,686,470.80/4,029,706.20 = 2,528,877.20/x
  3. Step 3: Cross multiply
    2,686,470.80x = 4,029,706.20 × 2,528,877.20
  4. Step 4: Simplify right side
    2,686,470.80x = 10,190,632,131,878.64
  5. Step 5: Solve for x
    x = 10,190,632,131,878.64/2,686,470.80
  6. Step 6: Final answer
    x = 3,793,315.80

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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.