Home / 1,533,501.11-2,116,145.17-845,170.86

Finding the Fourth Proportional to 1,533,501.11, 2,116,145.17 and 845,170.86

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Solution

The fourth proportional to 1,533,501.11, 2,116,145.17 and 845,170.86 is: 1,166,288.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,533,501.11 : 2,116,145.17 = 845,170.86 : x
  2. Step 2: Convert to fraction form
    1,533,501.11/2,116,145.17 = 845,170.86/x
  3. Step 3: Cross multiply
    1,533,501.11x = 2,116,145.17 × 845,170.86
  4. Step 4: Simplify right side
    1,533,501.11x = 1,788,504,232,679.57
  5. Step 5: Solve for x
    x = 1,788,504,232,679.57/1,533,501.11
  6. Step 6: Final answer
    x = 1,166,288.19

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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.