Home / 1,447,717.38-1,997,852.32-803,137.56

Finding the Fourth Proportional to 1,447,717.38, 1,997,852.32 and 803,137.56

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Solution

The fourth proportional to 1,447,717.38, 1,997,852.32 and 803,137.56 is: 1,108,331.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,447,717.38 : 1,997,852.32 = 803,137.56 : x
  2. Step 2: Convert to fraction form
    1,447,717.38/1,997,852.32 = 803,137.56/x
  3. Step 3: Cross multiply
    1,447,717.38x = 1,997,852.32 × 803,137.56
  4. Step 4: Simplify right side
    1,447,717.38x = 1,604,550,237,525.14
  5. Step 5: Solve for x
    x = 1,604,550,237,525.14/1,447,717.38
  6. Step 6: Final answer
    x = 1,108,331.13

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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.