Home / 4,078,056.30-6,116,890.05-1,382,117.10

Finding the Fourth Proportional to 4,078,056.30, 6,116,890.05 and 1,382,117.10

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Solution

The fourth proportional to 4,078,056.30, 6,116,890.05 and 1,382,117.10 is: 2,073,109.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,078,056.30 : 6,116,890.05 = 1,382,117.10 : x
  2. Step 2: Convert to fraction form
    4,078,056.30/6,116,890.05 = 1,382,117.10/x
  3. Step 3: Cross multiply
    4,078,056.30x = 6,116,890.05 × 1,382,117.10
  4. Step 4: Simplify right side
    4,078,056.30x = 8,454,258,336,924.86
  5. Step 5: Solve for x
    x = 8,454,258,336,924.86/4,078,056.30
  6. Step 6: Final answer
    x = 2,073,109.76

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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.