Home / 1,066,070.78-1,471,035.54-684,614.24

Finding the Fourth Proportional to 1,066,070.78, 1,471,035.54 and 684,614.24

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Solution

The fourth proportional to 1,066,070.78, 1,471,035.54 and 684,614.24 is: 944,676.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,066,070.78 : 1,471,035.54 = 684,614.24 : x
  2. Step 2: Convert to fraction form
    1,066,070.78/1,471,035.54 = 684,614.24/x
  3. Step 3: Cross multiply
    1,066,070.78x = 1,471,035.54 × 684,614.24
  4. Step 4: Simplify right side
    1,066,070.78x = 1,007,091,878,230.09
  5. Step 5: Solve for x
    x = 1,007,091,878,230.09/1,066,070.78
  6. Step 6: Final answer
    x = 944,676.37

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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.