Home / 1,252,755.18-1,728,400.18-701,389.66

Finding the Fourth Proportional to 1,252,755.18, 1,728,400.18 and 701,389.66

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Solution

The fourth proportional to 1,252,755.18, 1,728,400.18 and 701,389.66 is: 967,692.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,252,755.18 : 1,728,400.18 = 701,389.66 : x
  2. Step 2: Convert to fraction form
    1,252,755.18/1,728,400.18 = 701,389.66/x
  3. Step 3: Cross multiply
    1,252,755.18x = 1,728,400.18 × 701,389.66
  4. Step 4: Simplify right side
    1,252,755.18x = 1,212,282,013,075.52
  5. Step 5: Solve for x
    x = 1,212,282,013,075.52/1,252,755.18
  6. Step 6: Final answer
    x = 967,692.68

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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.