Home / 1,180,474.20-1,771,440.30-470,428.20

Finding the Fourth Proportional to 1,180,474.20, 1,771,440.30 and 470,428.20

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Solution

The fourth proportional to 1,180,474.20, 1,771,440.30 and 470,428.20 is: 705,932.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,180,474.20 : 1,771,440.30 = 470,428.20 : x
  2. Step 2: Convert to fraction form
    1,180,474.20/1,771,440.30 = 470,428.20/x
  3. Step 3: Cross multiply
    1,180,474.20x = 1,771,440.30 × 470,428.20
  4. Step 4: Simplify right side
    1,180,474.20x = 833,335,471,736.46
  5. Step 5: Solve for x
    x = 833,335,471,736.46/1,180,474.20
  6. Step 6: Final answer
    x = 705,932.81

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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.