Home / 1,448,316.15-1,998,677.43-803,736.85

Finding the Fourth Proportional to 1,448,316.15, 1,998,677.43 and 803,736.85

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Solution

The fourth proportional to 1,448,316.15, 1,998,677.43 and 803,736.85 is: 1,109,157.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,448,316.15 : 1,998,677.43 = 803,736.85 : x
  2. Step 2: Convert to fraction form
    1,448,316.15/1,998,677.43 = 803,736.85/x
  3. Step 3: Cross multiply
    1,448,316.15x = 1,998,677.43 × 803,736.85
  4. Step 4: Simplify right side
    1,448,316.15x = 1,606,410,706,126.40
  5. Step 5: Solve for x
    x = 1,606,410,706,126.40/1,448,316.15
  6. Step 6: Final answer
    x = 1,109,157.49

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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.