Home / 1,167,170.64-1,610,707.76-657,873.04

Finding the Fourth Proportional to 1,167,170.64, 1,610,707.76 and 657,873.04

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Solution

The fourth proportional to 1,167,170.64, 1,610,707.76 and 657,873.04 is: 907,871.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,167,170.64 : 1,610,707.76 = 657,873.04 : x
  2. Step 2: Convert to fraction form
    1,167,170.64/1,610,707.76 = 657,873.04/x
  3. Step 3: Cross multiply
    1,167,170.64x = 1,610,707.76 × 657,873.04
  4. Step 4: Simplify right side
    1,167,170.64x = 1,059,641,210,622.79
  5. Step 5: Solve for x
    x = 1,059,641,210,622.79/1,167,170.64
  6. Step 6: Final answer
    x = 907,871.71

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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.