Home / 1,057,243.32-1,458,332.19-627,219

Finding the Fourth Proportional to 1,057,243.32, 1,458,332.19 and 627,219

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Solution

The fourth proportional to 1,057,243.32, 1,458,332.19 and 627,219 is: 865,168.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,057,243.32 : 1,458,332.19 = 627,219 : x
  2. Step 2: Convert to fraction form
    1,057,243.32/1,458,332.19 = 627,219/x
  3. Step 3: Cross multiply
    1,057,243.32x = 1,458,332.19 × 627,219
  4. Step 4: Simplify right side
    1,057,243.32x = 914,693,657,879.61
  5. Step 5: Solve for x
    x = 914,693,657,879.61/1,057,243.32
  6. Step 6: Final answer
    x = 865,168.54

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1.5x scale

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.