Home / 1,092,175.10-1,638,262.65-619,783.10

Finding the Fourth Proportional to 1,092,175.10, 1,638,262.65 and 619,783.10

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Solution

The fourth proportional to 1,092,175.10, 1,638,262.65 and 619,783.10 is: 929,674.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,092,175.10 : 1,638,262.65 = 619,783.10 : x
  2. Step 2: Convert to fraction form
    1,092,175.10/1,638,262.65 = 619,783.10/x
  3. Step 3: Cross multiply
    1,092,175.10x = 1,638,262.65 × 619,783.10
  4. Step 4: Simplify right side
    1,092,175.10x = 1,015,367,503,831.21
  5. Step 5: Solve for x
    x = 1,015,367,503,831.21/1,092,175.10
  6. Step 6: Final answer
    x = 929,674.65

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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.