Home / 4,698,468.80-7,047,703.20-2,808,900.80

Finding the Fourth Proportional to 4,698,468.80, 7,047,703.20 and 2,808,900.80

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Solution

The fourth proportional to 4,698,468.80, 7,047,703.20 and 2,808,900.80 is: 4,213,351.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,698,468.80 : 7,047,703.20 = 2,808,900.80 : x
  2. Step 2: Convert to fraction form
    4,698,468.80/7,047,703.20 = 2,808,900.80/x
  3. Step 3: Cross multiply
    4,698,468.80x = 7,047,703.20 × 2,808,900.80
  4. Step 4: Simplify right side
    4,698,468.80x = 19,796,299,156,642.56
  5. Step 5: Solve for x
    x = 19,796,299,156,642.56/4,698,468.80
  6. Step 6: Final answer
    x = 4,213,351.20

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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.