Home / 2,989,503.20-4,484,910.90-967,840.40

Finding the Fourth Proportional to 2,989,503.20, 4,484,910.90 and 967,840.40

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Solution

The fourth proportional to 2,989,503.20, 4,484,910.90 and 967,840.40 is: 1,451,973.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,989,503.20 : 4,484,910.90 = 967,840.40 : x
  2. Step 2: Convert to fraction form
    2,989,503.20/4,484,910.90 = 967,840.40/x
  3. Step 3: Cross multiply
    2,989,503.20x = 4,484,910.90 × 967,840.40
  4. Step 4: Simplify right side
    2,989,503.20x = 4,340,677,959,420.36
  5. Step 5: Solve for x
    x = 4,340,677,959,420.36/2,989,503.20
  6. Step 6: Final answer
    x = 1,451,973.01

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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.