Home / 3,086,533.59-4,258,646.87-1,780,185.18

Finding the Fourth Proportional to 3,086,533.59, 4,258,646.87 and 1,780,185.18

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Solution

The fourth proportional to 3,086,533.59, 4,258,646.87 and 1,780,185.18 is: 2,456,211.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,086,533.59 : 4,258,646.87 = 1,780,185.18 : x
  2. Step 2: Convert to fraction form
    3,086,533.59/4,258,646.87 = 1,780,185.18/x
  3. Step 3: Cross multiply
    3,086,533.59x = 4,258,646.87 × 1,780,185.18
  4. Step 4: Simplify right side
    3,086,533.59x = 7,581,180,051,896.39
  5. Step 5: Solve for x
    x = 7,581,180,051,896.39/3,086,533.59
  6. Step 6: Final answer
    x = 2,456,211.74

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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.