Home / 2,432,978.93-3,357,376.79-1,345,178.75

Finding the Fourth Proportional to 2,432,978.93, 3,357,376.79 and 1,345,178.75

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Solution

The fourth proportional to 2,432,978.93, 3,357,376.79 and 1,345,178.75 is: 1,856,272.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,432,978.93 : 3,357,376.79 = 1,345,178.75 : x
  2. Step 2: Convert to fraction form
    2,432,978.93/3,357,376.79 = 1,345,178.75/x
  3. Step 3: Cross multiply
    2,432,978.93x = 3,357,376.79 × 1,345,178.75
  4. Step 4: Simplify right side
    2,432,978.93x = 4,516,271,890,138.44
  5. Step 5: Solve for x
    x = 4,516,271,890,138.44/2,432,978.93
  6. Step 6: Final answer
    x = 1,856,272.51

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.