Home / 3,258,225.74-4,887,179.84-1,209,285.16

Finding the Fourth Proportional to 3,258,225.74, 4,887,179.84 and 1,209,285.16

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Solution

The fourth proportional to 3,258,225.74, 4,887,179.84 and 1,209,285.16 is: 1,813,868.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,258,225.74 : 4,887,179.84 = 1,209,285.16 : x
  2. Step 2: Convert to fraction form
    3,258,225.74/4,887,179.84 = 1,209,285.16/x
  3. Step 3: Cross multiply
    3,258,225.74x = 4,887,179.84 × 1,209,285.16
  4. Step 4: Simplify right side
    3,258,225.74x = 5,909,994,054,763.17
  5. Step 5: Solve for x
    x = 5,909,994,054,763.17/3,258,225.74
  6. Step 6: Final answer
    x = 1,813,868.81

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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.