Home / 5,329,426.29-7,994,065.16-1,285,880.16

Finding the Fourth Proportional to 5,329,426.29, 7,994,065.16 and 1,285,880.16

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Solution

The fourth proportional to 5,329,426.29, 7,994,065.16 and 1,285,880.16 is: 1,928,802.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,329,426.29 : 7,994,065.16 = 1,285,880.16 : x
  2. Step 2: Convert to fraction form
    5,329,426.29/7,994,065.16 = 1,285,880.16/x
  3. Step 3: Cross multiply
    5,329,426.29x = 7,994,065.16 × 1,285,880.16
  4. Step 4: Simplify right side
    5,329,426.29x = 10,279,409,820,183.67
  5. Step 5: Solve for x
    x = 10,279,409,820,183.67/5,329,426.29
  6. Step 6: Final answer
    x = 1,928,802.33

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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.