Home / 3,114,427.80-4,672,297.80-984,727.20

Finding the Fourth Proportional to 3,114,427.80, 4,672,297.80 and 984,727.20

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Solution

The fourth proportional to 3,114,427.80, 4,672,297.80 and 984,727.20 is: 1,477,298.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,114,427.80 : 4,672,297.80 = 984,727.20 : x
  2. Step 2: Convert to fraction form
    3,114,427.80/4,672,297.80 = 984,727.20/x
  3. Step 3: Cross multiply
    3,114,427.80x = 4,672,297.80 × 984,727.20
  4. Step 4: Simplify right side
    3,114,427.80x = 4,600,938,730,160.16
  5. Step 5: Solve for x
    x = 4,600,938,730,160.16/3,114,427.80
  6. Step 6: Final answer
    x = 1,477,298.25

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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.