Home / 1,220,557.13-1,830,585.50-462,136.94

Finding the Fourth Proportional to 1,220,557.13, 1,830,585.50 and 462,136.94

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Solution

The fourth proportional to 1,220,557.13, 1,830,585.50 and 462,136.94 is: 693,110.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,220,557.13 : 1,830,585.50 = 462,136.94 : x
  2. Step 2: Convert to fraction form
    1,220,557.13/1,830,585.50 = 462,136.94/x
  3. Step 3: Cross multiply
    1,220,557.13x = 1,830,585.50 × 462,136.94
  4. Step 4: Simplify right side
    1,220,557.13x = 845,981,179,067.69
  5. Step 5: Solve for x
    x = 845,981,179,067.69/1,220,557.13
  6. Step 6: Final answer
    x = 693,110.68

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Double scale
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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.