Home / 1,120,431.95-1,546,196.09-611,134.32

Finding the Fourth Proportional to 1,120,431.95, 1,546,196.09 and 611,134.32

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Solution

The fourth proportional to 1,120,431.95, 1,546,196.09 and 611,134.32 is: 843,365.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,120,431.95 : 1,546,196.09 = 611,134.32 : x
  2. Step 2: Convert to fraction form
    1,120,431.95/1,546,196.09 = 611,134.32/x
  3. Step 3: Cross multiply
    1,120,431.95x = 1,546,196.09 × 611,134.32
  4. Step 4: Simplify right side
    1,120,431.95x = 944,933,492,993.14
  5. Step 5: Solve for x
    x = 944,933,492,993.14/1,120,431.95
  6. Step 6: Final answer
    x = 843,365.36

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Double scale
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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.