Home / 1,636,733.61-2,453,525.73-838,391.13

Finding the Fourth Proportional to 1,636,733.61, 2,453,525.73 and 838,391.13

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Solution

The fourth proportional to 1,636,733.61, 2,453,525.73 and 838,391.13 is: 1,256,780.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,636,733.61 : 2,453,525.73 = 838,391.13 : x
  2. Step 2: Convert to fraction form
    1,636,733.61/2,453,525.73 = 838,391.13/x
  3. Step 3: Cross multiply
    1,636,733.61x = 2,453,525.73 × 838,391.13
  4. Step 4: Simplify right side
    1,636,733.61x = 2,057,014,209,258.78
  5. Step 5: Solve for x
    x = 2,057,014,209,258.78/1,636,733.61
  6. Step 6: Final answer
    x = 1,256,780.09

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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.