Home / 1,435,570.35-1,981,469.11-847,386.96

Finding the Fourth Proportional to 1,435,570.35, 1,981,469.11 and 847,386.96

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Solution

The fourth proportional to 1,435,570.35, 1,981,469.11 and 847,386.96 is: 1,169,619.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,435,570.35 : 1,981,469.11 = 847,386.96 : x
  2. Step 2: Convert to fraction form
    1,435,570.35/1,981,469.11 = 847,386.96/x
  3. Step 3: Cross multiply
    1,435,570.35x = 1,981,469.11 × 847,386.96
  4. Step 4: Simplify right side
    1,435,570.35x = 1,679,071,085,456.81
  5. Step 5: Solve for x
    x = 1,679,071,085,456.81/1,435,570.35
  6. Step 6: Final answer
    x = 1,169,619.51

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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.