Home / 1,135,551.13-1,702,485.90-686,166.77

Finding the Fourth Proportional to 1,135,551.13, 1,702,485.90 and 686,166.77

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Solution

The fourth proportional to 1,135,551.13, 1,702,485.90 and 686,166.77 is: 1,028,742.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,135,551.13 : 1,702,485.90 = 686,166.77 : x
  2. Step 2: Convert to fraction form
    1,135,551.13/1,702,485.90 = 686,166.77/x
  3. Step 3: Cross multiply
    1,135,551.13x = 1,702,485.90 × 686,166.77
  4. Step 4: Simplify right side
    1,135,551.13x = 1,168,189,250,973.54
  5. Step 5: Solve for x
    x = 1,168,189,250,973.54/1,135,551.13
  6. Step 6: Final answer
    x = 1,028,742.10

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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.