Home / 3,146,055.87-4,341,432.06-1,857,311.40

Finding the Fourth Proportional to 3,146,055.87, 4,341,432.06 and 1,857,311.40

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Solution

The fourth proportional to 3,146,055.87, 4,341,432.06 and 1,857,311.40 is: 2,563,015.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,146,055.87 : 4,341,432.06 = 1,857,311.40 : x
  2. Step 2: Convert to fraction form
    3,146,055.87/4,341,432.06 = 1,857,311.40/x
  3. Step 3: Cross multiply
    3,146,055.87x = 4,341,432.06 × 1,857,311.40
  4. Step 4: Simplify right side
    3,146,055.87x = 8,063,391,257,363.48
  5. Step 5: Solve for x
    x = 8,063,391,257,363.48/3,146,055.87
  6. Step 6: Final answer
    x = 2,563,015.91

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.