Home / 1,435,660.35-1,981,122-791,044.47

Finding the Fourth Proportional to 1,435,660.35, 1,981,122 and 791,044.47

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Solution

The fourth proportional to 1,435,660.35, 1,981,122 and 791,044.47 is: 1,091,592.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,435,660.35 : 1,981,122 = 791,044.47 : x
  2. Step 2: Convert to fraction form
    1,435,660.35/1,981,122 = 791,044.47/x
  3. Step 3: Cross multiply
    1,435,660.35x = 1,981,122 × 791,044.47
  4. Step 4: Simplify right side
    1,435,660.35x = 1,567,155,602,495.34
  5. Step 5: Solve for x
    x = 1,567,155,602,495.34/1,435,660.35
  6. Step 6: Final answer
    x = 1,091,592.17

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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.