Home / 1,239,745.50-1,710,711.90-695,756.52

Finding the Fourth Proportional to 1,239,745.50, 1,710,711.90 and 695,756.52

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Solution

The fourth proportional to 1,239,745.50, 1,710,711.90 and 695,756.52 is: 960,067.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,239,745.50 : 1,710,711.90 = 695,756.52 : x
  2. Step 2: Convert to fraction form
    1,239,745.50/1,710,711.90 = 695,756.52/x
  3. Step 3: Cross multiply
    1,239,745.50x = 1,710,711.90 × 695,756.52
  4. Step 4: Simplify right side
    1,239,745.50x = 1,190,238,958,266.59
  5. Step 5: Solve for x
    x = 1,190,238,958,266.59/1,239,745.50
  6. Step 6: Final answer
    x = 960,067.17

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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.