Home / 2,076,585.20-3,113,149.80-879,426.80

Finding the Fourth Proportional to 2,076,585.20, 3,113,149.80 and 879,426.80

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Solution

The fourth proportional to 2,076,585.20, 3,113,149.80 and 879,426.80 is: 1,318,408.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,076,585.20 : 3,113,149.80 = 879,426.80 : x
  2. Step 2: Convert to fraction form
    2,076,585.20/3,113,149.80 = 879,426.80/x
  3. Step 3: Cross multiply
    2,076,585.20x = 3,113,149.80 × 879,426.80
  4. Step 4: Simplify right side
    2,076,585.20x = 2,737,787,366,534.64
  5. Step 5: Solve for x
    x = 2,737,787,366,534.64/2,076,585.20
  6. Step 6: Final answer
    x = 1,318,408.40

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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.