Home / 1,123,816.60-1,685,444.24-440,842.24

Finding the Fourth Proportional to 1,123,816.60, 1,685,444.24 and 440,842.24

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Solution

The fourth proportional to 1,123,816.60, 1,685,444.24 and 440,842.24 is: 661,153.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,123,816.60 : 1,685,444.24 = 440,842.24 : x
  2. Step 2: Convert to fraction form
    1,123,816.60/1,685,444.24 = 440,842.24/x
  3. Step 3: Cross multiply
    1,123,816.60x = 1,685,444.24 × 440,842.24
  4. Step 4: Simplify right side
    1,123,816.60x = 743,015,014,156.70
  5. Step 5: Solve for x
    x = 743,015,014,156.70/1,123,816.60
  6. Step 6: Final answer
    x = 661,153.26

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1.5x scale

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.