Home / 984,101.80-1,475,223.90-534,159.40

Finding the Fourth Proportional to 984,101.80, 1,475,223.90 and 534,159.40

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Solution

The fourth proportional to 984,101.80, 1,475,223.90 and 534,159.40 is: 800,734.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    984,101.80 : 1,475,223.90 = 534,159.40 : x
  2. Step 2: Convert to fraction form
    984,101.80/1,475,223.90 = 534,159.40/x
  3. Step 3: Cross multiply
    984,101.80x = 1,475,223.90 × 534,159.40
  4. Step 4: Simplify right side
    984,101.80x = 788,004,713,289.66
  5. Step 5: Solve for x
    x = 788,004,713,289.66/984,101.80
  6. Step 6: Final answer
    x = 800,734.96

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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.