Home / 2,271,447.36-3,130,925.20-1,976,343.30

Finding the Fourth Proportional to 2,271,447.36, 3,130,925.20 and 1,976,343.30

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Solution

The fourth proportional to 2,271,447.36, 3,130,925.20 and 1,976,343.30 is: 2,724,158.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,271,447.36 : 3,130,925.20 = 1,976,343.30 : x
  2. Step 2: Convert to fraction form
    2,271,447.36/3,130,925.20 = 1,976,343.30/x
  3. Step 3: Cross multiply
    2,271,447.36x = 3,130,925.20 × 1,976,343.30
  4. Step 4: Simplify right side
    2,271,447.36x = 6,187,783,036,880.30
  5. Step 5: Solve for x
    x = 6,187,783,036,880.30/2,271,447.36
  6. Step 6: Final answer
    x = 2,724,158.68

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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.