Home / 3,312,005.80-4,968,008.70-2,780,564.80

Finding the Fourth Proportional to 3,312,005.80, 4,968,008.70 and 2,780,564.80

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Solution

The fourth proportional to 3,312,005.80, 4,968,008.70 and 2,780,564.80 is: 4,170,847.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,312,005.80 : 4,968,008.70 = 2,780,564.80 : x
  2. Step 2: Convert to fraction form
    3,312,005.80/4,968,008.70 = 2,780,564.80/x
  3. Step 3: Cross multiply
    3,312,005.80x = 4,968,008.70 × 2,780,564.80
  4. Step 4: Simplify right side
    3,312,005.80x = 13,813,870,117,313.76
  5. Step 5: Solve for x
    x = 13,813,870,117,313.76/3,312,005.80
  6. Step 6: Final answer
    x = 4,170,847.20

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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.