Home / 1,284,677.75-1,926,386.07-635,503.91

Finding the Fourth Proportional to 1,284,677.75, 1,926,386.07 and 635,503.91

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Solution

The fourth proportional to 1,284,677.75, 1,926,386.07 and 635,503.91 is: 952,943.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,284,677.75 : 1,926,386.07 = 635,503.91 : x
  2. Step 2: Convert to fraction form
    1,284,677.75/1,926,386.07 = 635,503.91/x
  3. Step 3: Cross multiply
    1,284,677.75x = 1,926,386.07 × 635,503.91
  4. Step 4: Simplify right side
    1,284,677.75x = 1,224,225,879,654.53
  5. Step 5: Solve for x
    x = 1,224,225,879,654.53/1,284,677.75
  6. Step 6: Final answer
    x = 952,943.94

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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.