Home / 2,585,924.32-3,879,497.04-812,996.32

Finding the Fourth Proportional to 2,585,924.32, 3,879,497.04 and 812,996.32

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Solution

The fourth proportional to 2,585,924.32, 3,879,497.04 and 812,996.32 is: 1,219,686.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,585,924.32 : 3,879,497.04 = 812,996.32 : x
  2. Step 2: Convert to fraction form
    2,585,924.32/3,879,497.04 = 812,996.32/x
  3. Step 3: Cross multiply
    2,585,924.32x = 3,879,497.04 × 812,996.32
  4. Step 4: Simplify right side
    2,585,924.32x = 3,154,016,816,970.89
  5. Step 5: Solve for x
    x = 3,154,016,816,970.89/2,585,924.32
  6. Step 6: Final answer
    x = 1,219,686.44

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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.