Home / 4,860,007.80-7,290,011.70-2,970,439.80

Finding the Fourth Proportional to 4,860,007.80, 7,290,011.70 and 2,970,439.80

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Solution

The fourth proportional to 4,860,007.80, 7,290,011.70 and 2,970,439.80 is: 4,455,659.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,860,007.80 : 7,290,011.70 = 2,970,439.80 : x
  2. Step 2: Convert to fraction form
    4,860,007.80/7,290,011.70 = 2,970,439.80/x
  3. Step 3: Cross multiply
    4,860,007.80x = 7,290,011.70 × 2,970,439.80
  4. Step 4: Simplify right side
    4,860,007.80x = 21,654,540,896,145.66
  5. Step 5: Solve for x
    x = 21,654,540,896,145.66/4,860,007.80
  6. Step 6: Final answer
    x = 4,455,659.70

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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.