Home / 2,946,878.83-4,420,853.67-1,217,752.81

Finding the Fourth Proportional to 2,946,878.83, 4,420,853.67 and 1,217,752.81

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Solution

The fourth proportional to 2,946,878.83, 4,420,853.67 and 1,217,752.81 is: 1,826,850.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,946,878.83 : 4,420,853.67 = 1,217,752.81 : x
  2. Step 2: Convert to fraction form
    2,946,878.83/4,420,853.67 = 1,217,752.81/x
  3. Step 3: Cross multiply
    2,946,878.83x = 4,420,853.67 × 1,217,752.81
  4. Step 4: Simplify right side
    2,946,878.83x = 5,383,506,979,241.31
  5. Step 5: Solve for x
    x = 5,383,506,979,241.31/2,946,878.83
  6. Step 6: Final answer
    x = 1,826,850.47

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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.