Home / 2,850,470.64-3,933,650.40-1,561,332.48

Finding the Fourth Proportional to 2,850,470.64, 3,933,650.40 and 1,561,332.48

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Solution

The fourth proportional to 2,850,470.64, 3,933,650.40 and 1,561,332.48 is: 2,154,639.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,850,470.64 : 3,933,650.40 = 1,561,332.48 : x
  2. Step 2: Convert to fraction form
    2,850,470.64/3,933,650.40 = 1,561,332.48/x
  3. Step 3: Cross multiply
    2,850,470.64x = 3,933,650.40 × 1,561,332.48
  4. Step 4: Simplify right side
    2,850,470.64x = 6,141,736,134,484.99
  5. Step 5: Solve for x
    x = 6,141,736,134,484.99/2,850,470.64
  6. Step 6: Final answer
    x = 2,154,639.32

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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.