Home / 1,510,107.66-2,083,479.48-856,625.94

Finding the Fourth Proportional to 1,510,107.66, 2,083,479.48 and 856,625.94

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Solution

The fourth proportional to 1,510,107.66, 2,083,479.48 and 856,625.94 is: 1,181,877.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,510,107.66 : 2,083,479.48 = 856,625.94 : x
  2. Step 2: Convert to fraction form
    1,510,107.66/2,083,479.48 = 856,625.94/x
  3. Step 3: Cross multiply
    1,510,107.66x = 2,083,479.48 × 856,625.94
  4. Step 4: Simplify right side
    1,510,107.66x = 1,784,762,568,025.71
  5. Step 5: Solve for x
    x = 1,784,762,568,025.71/1,510,107.66
  6. Step 6: Final answer
    x = 1,181,877.70

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.