Home / 809,103.30-1,130,645.10-809,103.30

Finding the Fourth Proportional to 809,103.30, 1,130,645.10 and 809,103.30

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Solution

The fourth proportional to 809,103.30, 1,130,645.10 and 809,103.30 is: 1,130,645.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    809,103.30 : 1,130,645.10 = 809,103.30 : x
  2. Step 2: Convert to fraction form
    809,103.30/1,130,645.10 = 809,103.30/x
  3. Step 3: Cross multiply
    809,103.30x = 1,130,645.10 × 809,103.30
  4. Step 4: Simplify right side
    809,103.30x = 914,808,681,538.83
  5. Step 5: Solve for x
    x = 914,808,681,538.83/809,103.30
  6. Step 6: Final answer
    x = 1,130,645.10

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.