Home / 3,221,305.60-4,832,541.60-1,619,838.40

Finding the Fourth Proportional to 3,221,305.60, 4,832,541.60 and 1,619,838.40

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Solution

The fourth proportional to 3,221,305.60, 4,832,541.60 and 1,619,838.40 is: 2,430,050.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,221,305.60 : 4,832,541.60 = 1,619,838.40 : x
  2. Step 2: Convert to fraction form
    3,221,305.60/4,832,541.60 = 1,619,838.40/x
  3. Step 3: Cross multiply
    3,221,305.60x = 4,832,541.60 × 1,619,838.40
  4. Step 4: Simplify right side
    3,221,305.60x = 7,827,936,453,277.44
  5. Step 5: Solve for x
    x = 7,827,936,453,277.44/3,221,305.60
  6. Step 6: Final answer
    x = 2,430,050.86

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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.