Home / 1,813,434.12-2,720,153.04-676,178.94

Finding the Fourth Proportional to 1,813,434.12, 2,720,153.04 and 676,178.94

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Solution

The fourth proportional to 1,813,434.12, 2,720,153.04 and 676,178.94 is: 1,014,269.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,813,434.12 : 2,720,153.04 = 676,178.94 : x
  2. Step 2: Convert to fraction form
    1,813,434.12/2,720,153.04 = 676,178.94/x
  3. Step 3: Cross multiply
    1,813,434.12x = 2,720,153.04 × 676,178.94
  4. Step 4: Simplify right side
    1,813,434.12x = 1,839,310,199,224.98
  5. Step 5: Solve for x
    x = 1,839,310,199,224.98/1,813,434.12
  6. Step 6: Final answer
    x = 1,014,269.10

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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.