Home / 4,200,778.80-6,285,421.80-2,783,602.80

Finding the Fourth Proportional to 4,200,778.80, 6,285,421.80 and 2,783,602.80

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Solution

The fourth proportional to 4,200,778.80, 6,285,421.80 and 2,783,602.80 is: 4,164,970.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,200,778.80 : 6,285,421.80 = 2,783,602.80 : x
  2. Step 2: Convert to fraction form
    4,200,778.80/6,285,421.80 = 2,783,602.80/x
  3. Step 3: Cross multiply
    4,200,778.80x = 6,285,421.80 × 2,783,602.80
  4. Step 4: Simplify right side
    4,200,778.80x = 17,496,117,721,661.04
  5. Step 5: Solve for x
    x = 17,496,117,721,661.04/4,200,778.80
  6. Step 6: Final answer
    x = 4,164,970.01

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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.