Home / 1,323,670.08-1,986,161.28-524,933.96

Finding the Fourth Proportional to 1,323,670.08, 1,986,161.28 and 524,933.96

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Solution

The fourth proportional to 1,323,670.08, 1,986,161.28 and 524,933.96 is: 787,661.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,323,670.08 : 1,986,161.28 = 524,933.96 : x
  2. Step 2: Convert to fraction form
    1,323,670.08/1,986,161.28 = 524,933.96/x
  3. Step 3: Cross multiply
    1,323,670.08x = 1,986,161.28 × 524,933.96
  4. Step 4: Simplify right side
    1,323,670.08x = 1,042,603,505,909.07
  5. Step 5: Solve for x
    x = 1,042,603,505,909.07/1,323,670.08
  6. Step 6: Final answer
    x = 787,661.16

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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.