Home / 2,989,776.08-4,484,923.32-860,033.36

Finding the Fourth Proportional to 2,989,776.08, 4,484,923.32 and 860,033.36

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Solution

The fourth proportional to 2,989,776.08, 4,484,923.32 and 860,033.36 is: 1,290,124.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,989,776.08 : 4,484,923.32 = 860,033.36 : x
  2. Step 2: Convert to fraction form
    2,989,776.08/4,484,923.32 = 860,033.36/x
  3. Step 3: Cross multiply
    2,989,776.08x = 4,484,923.32 × 860,033.36
  4. Step 4: Simplify right side
    2,989,776.08x = 3,857,183,672,241.96
  5. Step 5: Solve for x
    x = 3,857,183,672,241.96/2,989,776.08
  6. Step 6: Final answer
    x = 1,290,124.60

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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.