Home / 2,226,321.01-3,072,328.91-1,207,725.76

Finding the Fourth Proportional to 2,226,321.01, 3,072,328.91 and 1,207,725.76

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Solution

The fourth proportional to 2,226,321.01, 3,072,328.91 and 1,207,725.76 is: 1,666,664.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,226,321.01 : 3,072,328.91 = 1,207,725.76 : x
  2. Step 2: Convert to fraction form
    2,226,321.01/3,072,328.91 = 1,207,725.76/x
  3. Step 3: Cross multiply
    2,226,321.01x = 3,072,328.91 × 1,207,725.76
  4. Step 4: Simplify right side
    2,226,321.01x = 3,710,530,767,799.72
  5. Step 5: Solve for x
    x = 3,710,530,767,799.72/2,226,321.01
  6. Step 6: Final answer
    x = 1,666,664.76

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1.5x scale

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.