Home / 2,889,968.90-4,334,953.35-2,712,821.90

Finding the Fourth Proportional to 2,889,968.90, 4,334,953.35 and 2,712,821.90

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Solution

The fourth proportional to 2,889,968.90, 4,334,953.35 and 2,712,821.90 is: 4,069,232.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,889,968.90 : 4,334,953.35 = 2,712,821.90 : x
  2. Step 2: Convert to fraction form
    2,889,968.90/4,334,953.35 = 2,712,821.90/x
  3. Step 3: Cross multiply
    2,889,968.90x = 4,334,953.35 × 2,712,821.90
  4. Step 4: Simplify right side
    2,889,968.90x = 11,759,956,383,358.36
  5. Step 5: Solve for x
    x = 11,759,956,383,358.36/2,889,968.90
  6. Step 6: Final answer
    x = 4,069,232.85

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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.