Home / 4,112,429.40-6,168,644.10-1,120,613.40

Finding the Fourth Proportional to 4,112,429.40, 6,168,644.10 and 1,120,613.40

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Solution

The fourth proportional to 4,112,429.40, 6,168,644.10 and 1,120,613.40 is: 1,680,920.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,112,429.40 : 6,168,644.10 = 1,120,613.40 : x
  2. Step 2: Convert to fraction form
    4,112,429.40/6,168,644.10 = 1,120,613.40/x
  3. Step 3: Cross multiply
    4,112,429.40x = 6,168,644.10 × 1,120,613.40
  4. Step 4: Simplify right side
    4,112,429.40x = 6,912,665,238,290.94
  5. Step 5: Solve for x
    x = 6,912,665,238,290.94/4,112,429.40
  6. Step 6: Final answer
    x = 1,680,920.10

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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.