Home / 1,222,815.16-1,834,192.02-424,668.60

Finding the Fourth Proportional to 1,222,815.16, 1,834,192.02 and 424,668.60

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Solution

The fourth proportional to 1,222,815.16, 1,834,192.02 and 424,668.60 is: 636,992.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,222,815.16 : 1,834,192.02 = 424,668.60 : x
  2. Step 2: Convert to fraction form
    1,222,815.16/1,834,192.02 = 424,668.60/x
  3. Step 3: Cross multiply
    1,222,815.16x = 1,834,192.02 × 424,668.60
  4. Step 4: Simplify right side
    1,222,815.16x = 778,923,757,264.57
  5. Step 5: Solve for x
    x = 778,923,757,264.57/1,222,815.16
  6. Step 6: Final answer
    x = 636,992.23

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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.