Home / 2,990,192.10-4,485,288.15-1,791,497.40

Finding the Fourth Proportional to 2,990,192.10, 4,485,288.15 and 1,791,497.40

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Solution

The fourth proportional to 2,990,192.10, 4,485,288.15 and 1,791,497.40 is: 2,687,246.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,990,192.10 : 4,485,288.15 = 1,791,497.40 : x
  2. Step 2: Convert to fraction form
    2,990,192.10/4,485,288.15 = 1,791,497.40/x
  3. Step 3: Cross multiply
    2,990,192.10x = 4,485,288.15 × 1,791,497.40
  4. Step 4: Simplify right side
    2,990,192.10x = 8,035,382,058,975.81
  5. Step 5: Solve for x
    x = 8,035,382,058,975.81/2,990,192.10
  6. Step 6: Final answer
    x = 2,687,246.10

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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.