Home / 1,056,900.65-1,458,901.13-627,180.66

Finding the Fourth Proportional to 1,056,900.65, 1,458,901.13 and 627,180.66

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Solution

The fourth proportional to 1,056,900.65, 1,458,901.13 and 627,180.66 is: 865,733.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,056,900.65 : 1,458,901.13 = 627,180.66 : x
  2. Step 2: Convert to fraction form
    1,056,900.65/1,458,901.13 = 627,180.66/x
  3. Step 3: Cross multiply
    1,056,900.65x = 1,458,901.13 × 627,180.66
  4. Step 4: Simplify right side
    1,056,900.65x = 914,994,570,452.24
  5. Step 5: Solve for x
    x = 914,994,570,452.24/1,056,900.65
  6. Step 6: Final answer
    x = 865,733.76

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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.