Home / 2,768,537.20-4,152,805.80-2,520,531.40

Finding the Fourth Proportional to 2,768,537.20, 4,152,805.80 and 2,520,531.40

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Solution

The fourth proportional to 2,768,537.20, 4,152,805.80 and 2,520,531.40 is: 3,780,797.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,768,537.20 : 4,152,805.80 = 2,520,531.40 : x
  2. Step 2: Convert to fraction form
    2,768,537.20/4,152,805.80 = 2,520,531.40/x
  3. Step 3: Cross multiply
    2,768,537.20x = 4,152,805.80 × 2,520,531.40
  4. Step 4: Simplify right side
    2,768,537.20x = 10,467,277,417,002.12
  5. Step 5: Solve for x
    x = 10,467,277,417,002.12/2,768,537.20
  6. Step 6: Final answer
    x = 3,780,797.10

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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.