Home / 1,435,703.40-1,981,148.74-823,843.01

Finding the Fourth Proportional to 1,435,703.40, 1,981,148.74 and 823,843.01

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Solution

The fourth proportional to 1,435,703.40, 1,981,148.74 and 823,843.01 is: 1,136,833.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,435,703.40 : 1,981,148.74 = 823,843.01 : x
  2. Step 2: Convert to fraction form
    1,435,703.40/1,981,148.74 = 823,843.01/x
  3. Step 3: Cross multiply
    1,435,703.40x = 1,981,148.74 × 823,843.01
  4. Step 4: Simplify right side
    1,435,703.40x = 1,632,155,527,194.35
  5. Step 5: Solve for x
    x = 1,632,155,527,194.35/1,435,703.40
  6. Step 6: Final answer
    x = 1,136,833.36

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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.