Home / 2,878,282.32-3,972,004.20-1,589,095.20

Finding the Fourth Proportional to 2,878,282.32, 3,972,004.20 and 1,589,095.20

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Solution

The fourth proportional to 2,878,282.32, 3,972,004.20 and 1,589,095.20 is: 2,192,937.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,878,282.32 : 3,972,004.20 = 1,589,095.20 : x
  2. Step 2: Convert to fraction form
    2,878,282.32/3,972,004.20 = 1,589,095.20/x
  3. Step 3: Cross multiply
    2,878,282.32x = 3,972,004.20 × 1,589,095.20
  4. Step 4: Simplify right side
    2,878,282.32x = 6,311,892,808,599.84
  5. Step 5: Solve for x
    x = 6,311,892,808,599.84/2,878,282.32
  6. Step 6: Final answer
    x = 2,192,937.35

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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.