Home / 1,864,325.86-2,573,951.71-1,276,608.78

Finding the Fourth Proportional to 1,864,325.86, 2,573,951.71 and 1,276,608.78

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Solution

The fourth proportional to 1,864,325.86, 2,573,951.71 and 1,276,608.78 is: 1,762,529.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,864,325.86 : 2,573,951.71 = 1,276,608.78 : x
  2. Step 2: Convert to fraction form
    1,864,325.86/2,573,951.71 = 1,276,608.78/x
  3. Step 3: Cross multiply
    1,864,325.86x = 2,573,951.71 × 1,276,608.78
  4. Step 4: Simplify right side
    1,864,325.86x = 3,285,929,352,282.01
  5. Step 5: Solve for x
    x = 3,285,929,352,282.01/1,864,325.86
  6. Step 6: Final answer
    x = 1,762,529.51

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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.