Home / 1,186,562.54-1,780,145.16-345,114.26

Finding the Fourth Proportional to 1,186,562.54, 1,780,145.16 and 345,114.26

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Solution

The fourth proportional to 1,186,562.54, 1,780,145.16 and 345,114.26 is: 517,759.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,186,562.54 : 1,780,145.16 = 345,114.26 : x
  2. Step 2: Convert to fraction form
    1,186,562.54/1,780,145.16 = 345,114.26/x
  3. Step 3: Cross multiply
    1,186,562.54x = 1,780,145.16 × 345,114.26
  4. Step 4: Simplify right side
    1,186,562.54x = 614,353,479,585.98
  5. Step 5: Solve for x
    x = 614,353,479,585.98/1,186,562.54
  6. Step 6: Final answer
    x = 517,759.04

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Double scale
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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.