Home / 1,169,112.80-1,753,669.20-539,256.80

Finding the Fourth Proportional to 1,169,112.80, 1,753,669.20 and 539,256.80

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Solution

The fourth proportional to 1,169,112.80, 1,753,669.20 and 539,256.80 is: 808,885.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,169,112.80 : 1,753,669.20 = 539,256.80 : x
  2. Step 2: Convert to fraction form
    1,169,112.80/1,753,669.20 = 539,256.80/x
  3. Step 3: Cross multiply
    1,169,112.80x = 1,753,669.20 × 539,256.80
  4. Step 4: Simplify right side
    1,169,112.80x = 945,678,041,050.56
  5. Step 5: Solve for x
    x = 945,678,041,050.56/1,169,112.80
  6. Step 6: Final answer
    x = 808,885.20

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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.