Home / 1,320,516.37-1,980,014.91-704,260.14

Finding the Fourth Proportional to 1,320,516.37, 1,980,014.91 and 704,260.14

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Solution

The fourth proportional to 1,320,516.37, 1,980,014.91 and 704,260.14 is: 1,055,985.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,320,516.37 : 1,980,014.91 = 704,260.14 : x
  2. Step 2: Convert to fraction form
    1,320,516.37/1,980,014.91 = 704,260.14/x
  3. Step 3: Cross multiply
    1,320,516.37x = 1,980,014.91 × 704,260.14
  4. Step 4: Simplify right side
    1,320,516.37x = 1,394,445,577,718.69
  5. Step 5: Solve for x
    x = 1,394,445,577,718.69/1,320,516.37
  6. Step 6: Final answer
    x = 1,055,985.07

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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.