Home / 3,120,042.60-4,680,582.30-1,226,845.80

Finding the Fourth Proportional to 3,120,042.60, 4,680,582.30 and 1,226,845.80

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Solution

The fourth proportional to 3,120,042.60, 4,680,582.30 and 1,226,845.80 is: 1,840,472.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,120,042.60 : 4,680,582.30 = 1,226,845.80 : x
  2. Step 2: Convert to fraction form
    3,120,042.60/4,680,582.30 = 1,226,845.80/x
  3. Step 3: Cross multiply
    3,120,042.60x = 4,680,582.30 × 1,226,845.80
  4. Step 4: Simplify right side
    3,120,042.60x = 5,742,352,736,309.34
  5. Step 5: Solve for x
    x = 5,742,352,736,309.34/3,120,042.60
  6. Step 6: Final answer
    x = 1,840,472.54

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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.