Home / 3,129,940.80-4,698,410.40-2,423,102.40

Finding the Fourth Proportional to 3,129,940.80, 4,698,410.40 and 2,423,102.40

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Solution

The fourth proportional to 3,129,940.80, 4,698,410.40 and 2,423,102.40 is: 3,637,362.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,129,940.80 : 4,698,410.40 = 2,423,102.40 : x
  2. Step 2: Convert to fraction form
    3,129,940.80/4,698,410.40 = 2,423,102.40/x
  3. Step 3: Cross multiply
    3,129,940.80x = 4,698,410.40 × 2,423,102.40
  4. Step 4: Simplify right side
    3,129,940.80x = 11,384,729,516,424.96
  5. Step 5: Solve for x
    x = 11,384,729,516,424.96/3,129,940.80
  6. Step 6: Final answer
    x = 3,637,362.57

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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.