Home / 1,237,369.80-1,853,660.55-695,981.37

Finding the Fourth Proportional to 1,237,369.80, 1,853,660.55 and 695,981.37

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Solution

The fourth proportional to 1,237,369.80, 1,853,660.55 and 695,981.37 is: 1,042,625.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,237,369.80 : 1,853,660.55 = 695,981.37 : x
  2. Step 2: Convert to fraction form
    1,237,369.80/1,853,660.55 = 695,981.37/x
  3. Step 3: Cross multiply
    1,237,369.80x = 1,853,660.55 × 695,981.37
  4. Step 4: Simplify right side
    1,237,369.80x = 1,290,113,209,103.95
  5. Step 5: Solve for x
    x = 1,290,113,209,103.95/1,237,369.80
  6. Step 6: Final answer
    x = 1,042,625.42

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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.