Home / 3,875,928.75-5,813,944.98-1,216,536.75

Finding the Fourth Proportional to 3,875,928.75, 5,813,944.98 and 1,216,536.75

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Solution

The fourth proportional to 3,875,928.75, 5,813,944.98 and 1,216,536.75 is: 1,824,821.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,875,928.75 : 5,813,944.98 = 1,216,536.75 : x
  2. Step 2: Convert to fraction form
    3,875,928.75/5,813,944.98 = 1,216,536.75/x
  3. Step 3: Cross multiply
    3,875,928.75x = 5,813,944.98 × 1,216,536.75
  4. Step 4: Simplify right side
    3,875,928.75x = 7,072,877,730,648.02
  5. Step 5: Solve for x
    x = 7,072,877,730,648.02/3,875,928.75
  6. Step 6: Final answer
    x = 1,824,821.40

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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.