Home / 1,411,267.50-1,947,716.09-838,309.95

Finding the Fourth Proportional to 1,411,267.50, 1,947,716.09 and 838,309.95

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Solution

The fourth proportional to 1,411,267.50, 1,947,716.09 and 838,309.95 is: 1,156,966.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,411,267.50 : 1,947,716.09 = 838,309.95 : x
  2. Step 2: Convert to fraction form
    1,411,267.50/1,947,716.09 = 838,309.95/x
  3. Step 3: Cross multiply
    1,411,267.50x = 1,947,716.09 × 838,309.95
  4. Step 4: Simplify right side
    1,411,267.50x = 1,632,789,778,022.10
  5. Step 5: Solve for x
    x = 1,632,789,778,022.10/1,411,267.50
  6. Step 6: Final answer
    x = 1,156,966.90

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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.