Home / 5,329,427.29-7,994,066.66-1,285,881.16

Finding the Fourth Proportional to 5,329,427.29, 7,994,066.66 and 1,285,881.16

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Solution

The fourth proportional to 5,329,427.29, 7,994,066.66 and 1,285,881.16 is: 1,928,803.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,329,427.29 : 7,994,066.66 = 1,285,881.16 : x
  2. Step 2: Convert to fraction form
    5,329,427.29/7,994,066.66 = 1,285,881.16/x
  3. Step 3: Cross multiply
    5,329,427.29x = 7,994,066.66 × 1,285,881.16
  4. Step 4: Simplify right side
    5,329,427.29x = 10,279,419,709,878.12
  5. Step 5: Solve for x
    x = 10,279,419,709,878.12/5,329,427.29
  6. Step 6: Final answer
    x = 1,928,803.82

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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.