Home / 1,514,105.70-2,088,938.24-970,541.21

Finding the Fourth Proportional to 1,514,105.70, 2,088,938.24 and 970,541.21

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Solution

The fourth proportional to 1,514,105.70, 2,088,938.24 and 970,541.21 is: 1,339,008.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,514,105.70 : 2,088,938.24 = 970,541.21 : x
  2. Step 2: Convert to fraction form
    1,514,105.70/2,088,938.24 = 970,541.21/x
  3. Step 3: Cross multiply
    1,514,105.70x = 2,088,938.24 × 970,541.21
  4. Step 4: Simplify right side
    1,514,105.70x = 2,027,400,631,767.47
  5. Step 5: Solve for x
    x = 2,027,400,631,767.47/1,514,105.70
  6. Step 6: Final answer
    x = 1,339,008.65

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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.