Home / 3,970,515.86-5,952,870.20-1,273,305.77

Finding the Fourth Proportional to 3,970,515.86, 5,952,870.20 and 1,273,305.77

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Solution

The fourth proportional to 3,970,515.86, 5,952,870.20 and 1,273,305.77 is: 1,909,027.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,970,515.86 : 5,952,870.20 = 1,273,305.77 : x
  2. Step 2: Convert to fraction form
    3,970,515.86/5,952,870.20 = 1,273,305.77/x
  3. Step 3: Cross multiply
    3,970,515.86x = 5,952,870.20 × 1,273,305.77
  4. Step 4: Simplify right side
    3,970,515.86x = 7,579,823,937,590.17
  5. Step 5: Solve for x
    x = 7,579,823,937,590.17/3,970,515.86
  6. Step 6: Final answer
    x = 1,909,027.50

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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.