Home / 2,154,215.54-3,231,313.59-556,642.82

Finding the Fourth Proportional to 2,154,215.54, 3,231,313.59 and 556,642.82

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Solution

The fourth proportional to 2,154,215.54, 3,231,313.59 and 556,642.82 is: 834,961.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,154,215.54 : 3,231,313.59 = 556,642.82 : x
  2. Step 2: Convert to fraction form
    2,154,215.54/3,231,313.59 = 556,642.82/x
  3. Step 3: Cross multiply
    2,154,215.54x = 3,231,313.59 × 556,642.82
  4. Step 4: Simplify right side
    2,154,215.54x = 1,798,687,509,041.92
  5. Step 5: Solve for x
    x = 1,798,687,509,041.92/2,154,215.54
  6. Step 6: Final answer
    x = 834,961.72

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1.5x scale

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.