Home / 1,126,644.34-1,690,232.40-368,482.93

Finding the Fourth Proportional to 1,126,644.34, 1,690,232.40 and 368,482.93

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Solution

The fourth proportional to 1,126,644.34, 1,690,232.40 and 368,482.93 is: 552,811.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,126,644.34 : 1,690,232.40 = 368,482.93 : x
  2. Step 2: Convert to fraction form
    1,126,644.34/1,690,232.40 = 368,482.93/x
  3. Step 3: Cross multiply
    1,126,644.34x = 1,690,232.40 × 368,482.93
  4. Step 4: Simplify right side
    1,126,644.34x = 622,821,787,132.93
  5. Step 5: Solve for x
    x = 622,821,787,132.93/1,126,644.34
  6. Step 6: Final answer
    x = 552,811.36

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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.