Home / 1,047,760.64-1,445,919.36-570,832.64

Finding the Fourth Proportional to 1,047,760.64, 1,445,919.36 and 570,832.64

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Solution

The fourth proportional to 1,047,760.64, 1,445,919.36 and 570,832.64 is: 787,754.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,047,760.64 : 1,445,919.36 = 570,832.64 : x
  2. Step 2: Convert to fraction form
    1,047,760.64/1,445,919.36 = 570,832.64/x
  3. Step 3: Cross multiply
    1,047,760.64x = 1,445,919.36 × 570,832.64
  4. Step 4: Simplify right side
    1,047,760.64x = 825,377,965,495.91
  5. Step 5: Solve for x
    x = 825,377,965,495.91/1,047,760.64
  6. Step 6: Final answer
    x = 787,754.32

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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.