Home / 1,411,266.50-1,947,714.71-838,308.95

Finding the Fourth Proportional to 1,411,266.50, 1,947,714.71 and 838,308.95

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Solution

The fourth proportional to 1,411,266.50, 1,947,714.71 and 838,308.95 is: 1,156,965.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,411,266.50 : 1,947,714.71 = 838,308.95 : x
  2. Step 2: Convert to fraction form
    1,411,266.50/1,947,714.71 = 838,308.95/x
  3. Step 3: Cross multiply
    1,411,266.50x = 1,947,714.71 × 838,308.95
  4. Step 4: Simplify right side
    1,411,266.50x = 1,632,786,659,509.54
  5. Step 5: Solve for x
    x = 1,632,786,659,509.54/1,411,266.50
  6. Step 6: Final answer
    x = 1,156,965.51

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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.