Home / 1,250,075.52-1,875,245.04-408,625.92

Finding the Fourth Proportional to 1,250,075.52, 1,875,245.04 and 408,625.92

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Solution

The fourth proportional to 1,250,075.52, 1,875,245.04 and 408,625.92 is: 612,981.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,250,075.52 : 1,875,245.04 = 408,625.92 : x
  2. Step 2: Convert to fraction form
    1,250,075.52/1,875,245.04 = 408,625.92/x
  3. Step 3: Cross multiply
    1,250,075.52x = 1,875,245.04 × 408,625.92
  4. Step 4: Simplify right side
    1,250,075.52x = 766,273,729,695.44
  5. Step 5: Solve for x
    x = 766,273,729,695.44/1,250,075.52
  6. Step 6: Final answer
    x = 612,981.95

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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.