Home / 3,280,579.40-4,920,869.10-1,036,717.40

Finding the Fourth Proportional to 3,280,579.40, 4,920,869.10 and 1,036,717.40

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Solution

The fourth proportional to 3,280,579.40, 4,920,869.10 and 1,036,717.40 is: 1,555,076.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,280,579.40 : 4,920,869.10 = 1,036,717.40 : x
  2. Step 2: Convert to fraction form
    3,280,579.40/4,920,869.10 = 1,036,717.40/x
  3. Step 3: Cross multiply
    3,280,579.40x = 4,920,869.10 × 1,036,717.40
  4. Step 4: Simplify right side
    3,280,579.40x = 5,101,550,619,092.34
  5. Step 5: Solve for x
    x = 5,101,550,619,092.34/3,280,579.40
  6. Step 6: Final answer
    x = 1,555,076.10

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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.