Home / 1,797,269.72-2,480,139.81-981,316.22

Finding the Fourth Proportional to 1,797,269.72, 2,480,139.81 and 981,316.22

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Solution

The fourth proportional to 1,797,269.72, 2,480,139.81 and 981,316.22 is: 1,354,165.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,797,269.72 : 2,480,139.81 = 981,316.22 : x
  2. Step 2: Convert to fraction form
    1,797,269.72/2,480,139.81 = 981,316.22/x
  3. Step 3: Cross multiply
    1,797,269.72x = 2,480,139.81 × 981,316.22
  4. Step 4: Simplify right side
    1,797,269.72x = 2,433,801,411,020.02
  5. Step 5: Solve for x
    x = 2,433,801,411,020.02/1,797,269.72
  6. Step 6: Final answer
    x = 1,354,165.93

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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.