Home / 1,262,587.20-1,741,917.60-746,232.72

Finding the Fourth Proportional to 1,262,587.20, 1,741,917.60 and 746,232.72

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Solution

The fourth proportional to 1,262,587.20, 1,741,917.60 and 746,232.72 is: 1,029,533.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,262,587.20 : 1,741,917.60 = 746,232.72 : x
  2. Step 2: Convert to fraction form
    1,262,587.20/1,741,917.60 = 746,232.72/x
  3. Step 3: Cross multiply
    1,262,587.20x = 1,741,917.60 × 746,232.72
  4. Step 4: Simplify right side
    1,262,587.20x = 1,299,875,908,663.87
  5. Step 5: Solve for x
    x = 1,299,875,908,663.87/1,262,587.20
  6. Step 6: Final answer
    x = 1,029,533.57

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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.