Home / 1,192,878.09-1,646,281.46-676,800.06

Finding the Fourth Proportional to 1,192,878.09, 1,646,281.46 and 676,800.06

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Solution

The fourth proportional to 1,192,878.09, 1,646,281.46 and 676,800.06 is: 934,046.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,192,878.09 : 1,646,281.46 = 676,800.06 : x
  2. Step 2: Convert to fraction form
    1,192,878.09/1,646,281.46 = 676,800.06/x
  3. Step 3: Cross multiply
    1,192,878.09x = 1,646,281.46 × 676,800.06
  4. Step 4: Simplify right side
    1,192,878.09x = 1,114,203,386,423.33
  5. Step 5: Solve for x
    x = 1,114,203,386,423.33/1,192,878.09
  6. Step 6: Final answer
    x = 934,046.32

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.