Home / 1,282,078.91-1,923,774.47-524,480.24

Finding the Fourth Proportional to 1,282,078.91, 1,923,774.47 and 524,480.24

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Solution

The fourth proportional to 1,282,078.91, 1,923,774.47 and 524,480.24 is: 786,988.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,282,078.91 : 1,923,774.47 = 524,480.24 : x
  2. Step 2: Convert to fraction form
    1,282,078.91/1,923,774.47 = 524,480.24/x
  3. Step 3: Cross multiply
    1,282,078.91x = 1,923,774.47 × 524,480.24
  4. Step 4: Simplify right side
    1,282,078.91x = 1,008,981,683,490.20
  5. Step 5: Solve for x
    x = 1,008,981,683,490.20/1,282,078.91
  6. Step 6: Final answer
    x = 786,988.76

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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.