Home / 1,268,750.61-1,750,898.30-695,785.77

Finding the Fourth Proportional to 1,268,750.61, 1,750,898.30 and 695,785.77

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Solution

The fourth proportional to 1,268,750.61, 1,750,898.30 and 695,785.77 is: 960,196.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,268,750.61 : 1,750,898.30 = 695,785.77 : x
  2. Step 2: Convert to fraction form
    1,268,750.61/1,750,898.30 = 695,785.77/x
  3. Step 3: Cross multiply
    1,268,750.61x = 1,750,898.30 × 695,785.77
  4. Step 4: Simplify right side
    1,268,750.61x = 1,218,250,118,378.26
  5. Step 5: Solve for x
    x = 1,218,250,118,378.26/1,268,750.61
  6. Step 6: Final answer
    x = 960,196.68

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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.