Home / 1,813,841.96-2,720,673.28-676,515.55

Finding the Fourth Proportional to 1,813,841.96, 2,720,673.28 and 676,515.55

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Solution

The fourth proportional to 1,813,841.96, 2,720,673.28 and 676,515.55 is: 1,014,739.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,813,841.96 : 2,720,673.28 = 676,515.55 : x
  2. Step 2: Convert to fraction form
    1,813,841.96/2,720,673.28 = 676,515.55/x
  3. Step 3: Cross multiply
    1,813,841.96x = 2,720,673.28 × 676,515.55
  4. Step 4: Simplify right side
    1,813,841.96x = 1,840,577,783,381.22
  5. Step 5: Solve for x
    x = 1,840,577,783,381.22/1,813,841.96
  6. Step 6: Final answer
    x = 1,014,739.89

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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.