Home / 1,126,486.90-1,689,715.77-273,565.54

Finding the Fourth Proportional to 1,126,486.90, 1,689,715.77 and 273,565.54

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Solution

The fourth proportional to 1,126,486.90, 1,689,715.77 and 273,565.54 is: 410,344.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,126,486.90 : 1,689,715.77 = 273,565.54 : x
  2. Step 2: Convert to fraction form
    1,126,486.90/1,689,715.77 = 273,565.54/x
  3. Step 3: Cross multiply
    1,126,486.90x = 1,689,715.77 × 273,565.54
  4. Step 4: Simplify right side
    1,126,486.90x = 462,248,007,066.57
  5. Step 5: Solve for x
    x = 462,248,007,066.57/1,126,486.90
  6. Step 6: Final answer
    x = 410,344.77

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1.5x scale

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.