Home / 4,412,977.20-6,619,334.04-1,218,298.32

Finding the Fourth Proportional to 4,412,977.20, 6,619,334.04 and 1,218,298.32

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Solution

The fourth proportional to 4,412,977.20, 6,619,334.04 and 1,218,298.32 is: 1,827,411.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,412,977.20 : 6,619,334.04 = 1,218,298.32 : x
  2. Step 2: Convert to fraction form
    4,412,977.20/6,619,334.04 = 1,218,298.32/x
  3. Step 3: Cross multiply
    4,412,977.20x = 6,619,334.04 × 1,218,298.32
  4. Step 4: Simplify right side
    4,412,977.20x = 8,064,323,540,450.81
  5. Step 5: Solve for x
    x = 8,064,323,540,450.81/4,412,977.20
  6. Step 6: Final answer
    x = 1,827,411.10

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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.