Home / 1,191,980.58-1,786,889.50-433,286.18

Finding the Fourth Proportional to 1,191,980.58, 1,786,889.50 and 433,286.18

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Solution

The fourth proportional to 1,191,980.58, 1,786,889.50 and 433,286.18 is: 649,536.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,191,980.58 : 1,786,889.50 = 433,286.18 : x
  2. Step 2: Convert to fraction form
    1,191,980.58/1,786,889.50 = 433,286.18/x
  3. Step 3: Cross multiply
    1,191,980.58x = 1,786,889.50 × 433,286.18
  4. Step 4: Simplify right side
    1,191,980.58x = 774,234,522,220.28
  5. Step 5: Solve for x
    x = 774,234,522,220.28/1,191,980.58
  6. Step 6: Final answer
    x = 649,536.19

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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.