Home / 1,905,520.95-2,858,719.64-557,651.79

Finding the Fourth Proportional to 1,905,520.95, 2,858,719.64 and 557,651.79

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Solution

The fourth proportional to 1,905,520.95, 2,858,719.64 and 557,651.79 is: 836,605.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,905,520.95 : 2,858,719.64 = 557,651.79 : x
  2. Step 2: Convert to fraction form
    1,905,520.95/2,858,719.64 = 557,651.79/x
  3. Step 3: Cross multiply
    1,905,520.95x = 2,858,719.64 × 557,651.79
  4. Step 4: Simplify right side
    1,905,520.95x = 1,594,170,121,565.90
  5. Step 5: Solve for x
    x = 1,594,170,121,565.90/1,905,520.95
  6. Step 6: Final answer
    x = 836,605.93

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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.