Home / 1,639,556.87-2,459,360.34-740,371.82

Finding the Fourth Proportional to 1,639,556.87, 2,459,360.34 and 740,371.82

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Solution

The fourth proportional to 1,639,556.87, 2,459,360.34 and 740,371.82 is: 1,110,569.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,639,556.87 : 2,459,360.34 = 740,371.82 : x
  2. Step 2: Convert to fraction form
    1,639,556.87/2,459,360.34 = 740,371.82/x
  3. Step 3: Cross multiply
    1,639,556.87x = 2,459,360.34 × 740,371.82
  4. Step 4: Simplify right side
    1,639,556.87x = 1,820,841,078,664.82
  5. Step 5: Solve for x
    x = 1,820,841,078,664.82/1,639,556.87
  6. Step 6: Final answer
    x = 1,110,569.03

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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.