Home / 4,915,731.20-7,373,596.80-1,369,875.20

Finding the Fourth Proportional to 4,915,731.20, 7,373,596.80 and 1,369,875.20

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Solution

The fourth proportional to 4,915,731.20, 7,373,596.80 and 1,369,875.20 is: 2,054,812.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,915,731.20 : 7,373,596.80 = 1,369,875.20 : x
  2. Step 2: Convert to fraction form
    4,915,731.20/7,373,596.80 = 1,369,875.20/x
  3. Step 3: Cross multiply
    4,915,731.20x = 7,373,596.80 × 1,369,875.20
  4. Step 4: Simplify right side
    4,915,731.20x = 10,100,907,391,119.36
  5. Step 5: Solve for x
    x = 10,100,907,391,119.36/4,915,731.20
  6. Step 6: Final answer
    x = 2,054,812.80

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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.