Home / 3,911,256.64-5,866,889.64-1,071,393.28

Finding the Fourth Proportional to 3,911,256.64, 5,866,889.64 and 1,071,393.28

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Solution

The fourth proportional to 3,911,256.64, 5,866,889.64 and 1,071,393.28 is: 1,607,091.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,911,256.64 : 5,866,889.64 = 1,071,393.28 : x
  2. Step 2: Convert to fraction form
    3,911,256.64/5,866,889.64 = 1,071,393.28/x
  3. Step 3: Cross multiply
    3,911,256.64x = 5,866,889.64 × 1,071,393.28
  4. Step 4: Simplify right side
    3,911,256.64x = 6,285,746,134,797.62
  5. Step 5: Solve for x
    x = 6,285,746,134,797.62/3,911,256.64
  6. Step 6: Final answer
    x = 1,607,091.20

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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.