Home / 1,157,484.83-1,735,859.18-1,081,921.72

Finding the Fourth Proportional to 1,157,484.83, 1,735,859.18 and 1,081,921.72

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Solution

The fourth proportional to 1,157,484.83, 1,735,859.18 and 1,081,921.72 is: 1,622,538.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,157,484.83 : 1,735,859.18 = 1,081,921.72 : x
  2. Step 2: Convert to fraction form
    1,157,484.83/1,735,859.18 = 1,081,921.72/x
  3. Step 3: Cross multiply
    1,157,484.83x = 1,735,859.18 × 1,081,921.72
  4. Step 4: Simplify right side
    1,157,484.83x = 1,878,063,735,614.49
  5. Step 5: Solve for x
    x = 1,878,063,735,614.49/1,157,484.83
  6. Step 6: Final answer
    x = 1,622,538.54

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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.