Home / 5,457,610.61-8,184,644.51-1,813,361.81

Finding the Fourth Proportional to 5,457,610.61, 8,184,644.51 and 1,813,361.81

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Solution

The fourth proportional to 5,457,610.61, 8,184,644.51 and 1,813,361.81 is: 2,719,454.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,457,610.61 : 8,184,644.51 = 1,813,361.81 : x
  2. Step 2: Convert to fraction form
    5,457,610.61/8,184,644.51 = 1,813,361.81/x
  3. Step 3: Cross multiply
    5,457,610.61x = 8,184,644.51 × 1,813,361.81
  4. Step 4: Simplify right side
    5,457,610.61x = 14,841,721,743,070.29
  5. Step 5: Solve for x
    x = 14,841,721,743,070.29/5,457,610.61
  6. Step 6: Final answer
    x = 2,719,454.13

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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.