Home / 2,114,034.70-2,917,353.08-1,147,140.40

Finding the Fourth Proportional to 2,114,034.70, 2,917,353.08 and 1,147,140.40

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Solution

The fourth proportional to 2,114,034.70, 2,917,353.08 and 1,147,140.40 is: 1,583,045.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,114,034.70 : 2,917,353.08 = 1,147,140.40 : x
  2. Step 2: Convert to fraction form
    2,114,034.70/2,917,353.08 = 1,147,140.40/x
  3. Step 3: Cross multiply
    2,114,034.70x = 2,917,353.08 × 1,147,140.40
  4. Step 4: Simplify right side
    2,114,034.70x = 3,346,613,579,132.43
  5. Step 5: Solve for x
    x = 3,346,613,579,132.43/2,114,034.70
  6. Step 6: Final answer
    x = 1,583,045.72

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.