Home / 2,989,311.12-4,484,678.40-967,555.35

Finding the Fourth Proportional to 2,989,311.12, 4,484,678.40 and 967,555.35

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Solution

The fourth proportional to 2,989,311.12, 4,484,678.40 and 967,555.35 is: 1,451,563.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,989,311.12 : 4,484,678.40 = 967,555.35 : x
  2. Step 2: Convert to fraction form
    2,989,311.12/4,484,678.40 = 967,555.35/x
  3. Step 3: Cross multiply
    2,989,311.12x = 4,484,678.40 × 967,555.35
  4. Step 4: Simplify right side
    2,989,311.12x = 4,339,174,578,949.44
  5. Step 5: Solve for x
    x = 4,339,174,578,949.44/2,989,311.12
  6. Step 6: Final answer
    x = 1,451,563.39

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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.