Home / 1,578,227.40-2,177,952.48-853,075.14

Finding the Fourth Proportional to 1,578,227.40, 2,177,952.48 and 853,075.14

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Solution

The fourth proportional to 1,578,227.40, 2,177,952.48 and 853,075.14 is: 1,177,242.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,578,227.40 : 2,177,952.48 = 853,075.14 : x
  2. Step 2: Convert to fraction form
    1,578,227.40/2,177,952.48 = 853,075.14/x
  3. Step 3: Cross multiply
    1,578,227.40x = 2,177,952.48 × 853,075.14
  4. Step 4: Simplify right side
    1,578,227.40x = 1,857,957,116,789.35
  5. Step 5: Solve for x
    x = 1,857,957,116,789.35/1,578,227.40
  6. Step 6: Final answer
    x = 1,177,242.97

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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.