Home / 1,156,145.80-1,734,218.70-623,392.60

Finding the Fourth Proportional to 1,156,145.80, 1,734,218.70 and 623,392.60

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Solution

The fourth proportional to 1,156,145.80, 1,734,218.70 and 623,392.60 is: 935,088.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,156,145.80 : 1,734,218.70 = 623,392.60 : x
  2. Step 2: Convert to fraction form
    1,156,145.80/1,734,218.70 = 623,392.60/x
  3. Step 3: Cross multiply
    1,156,145.80x = 1,734,218.70 × 623,392.60
  4. Step 4: Simplify right side
    1,156,145.80x = 1,081,099,104,361.62
  5. Step 5: Solve for x
    x = 1,081,099,104,361.62/1,156,145.80
  6. Step 6: Final answer
    x = 935,088.90

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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.