Home / 2,155,651.20-3,234,643.20-893,606.40

Finding the Fourth Proportional to 2,155,651.20, 3,234,643.20 and 893,606.40

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Solution

The fourth proportional to 2,155,651.20, 3,234,643.20 and 893,606.40 is: 1,340,893.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,155,651.20 : 3,234,643.20 = 893,606.40 : x
  2. Step 2: Convert to fraction form
    2,155,651.20/3,234,643.20 = 893,606.40/x
  3. Step 3: Cross multiply
    2,155,651.20x = 3,234,643.20 × 893,606.40
  4. Step 4: Simplify right side
    2,155,651.20x = 2,890,497,865,236.48
  5. Step 5: Solve for x
    x = 2,890,497,865,236.48/2,155,651.20
  6. Step 6: Final answer
    x = 1,340,893.12

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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.