Home / 2,730,980.74-4,096,106.54-811,855.96

Finding the Fourth Proportional to 2,730,980.74, 4,096,106.54 and 811,855.96

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Solution

The fourth proportional to 2,730,980.74, 4,096,106.54 and 811,855.96 is: 1,217,675.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,730,980.74 : 4,096,106.54 = 811,855.96 : x
  2. Step 2: Convert to fraction form
    2,730,980.74/4,096,106.54 = 811,855.96/x
  3. Step 3: Cross multiply
    2,730,980.74x = 4,096,106.54 × 811,855.96
  4. Step 4: Simplify right side
    2,730,980.74x = 3,325,448,507,293.98
  5. Step 5: Solve for x
    x = 3,325,448,507,293.98/2,730,980.74
  6. Step 6: Final answer
    x = 1,217,675.56

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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.