Home / 1,183,038.20-1,775,286.30-472,992.20

Finding the Fourth Proportional to 1,183,038.20, 1,775,286.30 and 472,992.20

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Solution

The fourth proportional to 1,183,038.20, 1,775,286.30 and 472,992.20 is: 709,779.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,183,038.20 : 1,775,286.30 = 472,992.20 : x
  2. Step 2: Convert to fraction form
    1,183,038.20/1,775,286.30 = 472,992.20/x
  3. Step 3: Cross multiply
    1,183,038.20x = 1,775,286.30 × 472,992.20
  4. Step 4: Simplify right side
    1,183,038.20x = 839,696,572,666.86
  5. Step 5: Solve for x
    x = 839,696,572,666.86/1,183,038.20
  6. Step 6: Final answer
    x = 709,779.76

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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.