Home / 1,361,989.04-1,879,521.68-750,199.01

Finding the Fourth Proportional to 1,361,989.04, 1,879,521.68 and 750,199.01

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Solution

The fourth proportional to 1,361,989.04, 1,879,521.68 and 750,199.01 is: 1,035,261.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,361,989.04 : 1,879,521.68 = 750,199.01 : x
  2. Step 2: Convert to fraction form
    1,361,989.04/1,879,521.68 = 750,199.01/x
  3. Step 3: Cross multiply
    1,361,989.04x = 1,879,521.68 × 750,199.01
  4. Step 4: Simplify right side
    1,361,989.04x = 1,410,015,290,460.93
  5. Step 5: Solve for x
    x = 1,410,015,290,460.93/1,361,989.04
  6. Step 6: Final answer
    x = 1,035,261.85

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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.