Home / 1,781,980.49-2,674,299.26-717,031.61

Finding the Fourth Proportional to 1,781,980.49, 2,674,299.26 and 717,031.61

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Solution

The fourth proportional to 1,781,980.49, 2,674,299.26 and 717,031.61 is: 1,076,081.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,781,980.49 : 2,674,299.26 = 717,031.61 : x
  2. Step 2: Convert to fraction form
    1,781,980.49/2,674,299.26 = 717,031.61/x
  3. Step 3: Cross multiply
    1,781,980.49x = 2,674,299.26 × 717,031.61
  4. Step 4: Simplify right side
    1,781,980.49x = 1,917,557,104,019.61
  5. Step 5: Solve for x
    x = 1,917,557,104,019.61/1,781,980.49
  6. Step 6: Final answer
    x = 1,076,081.99

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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.