Home / 3,134,237.60-4,701,356.40-2,945,280.80

Finding the Fourth Proportional to 3,134,237.60, 4,701,356.40 and 2,945,280.80

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Solution

The fourth proportional to 3,134,237.60, 4,701,356.40 and 2,945,280.80 is: 4,417,921.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,134,237.60 : 4,701,356.40 = 2,945,280.80 : x
  2. Step 2: Convert to fraction form
    3,134,237.60/4,701,356.40 = 2,945,280.80/x
  3. Step 3: Cross multiply
    3,134,237.60x = 4,701,356.40 × 2,945,280.80
  4. Step 4: Simplify right side
    3,134,237.60x = 13,846,814,738,877.12
  5. Step 5: Solve for x
    x = 13,846,814,738,877.12/3,134,237.60
  6. Step 6: Final answer
    x = 4,417,921.20

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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.