Home / 3,291,986.80-4,937,980.20-1,874,810.80

Finding the Fourth Proportional to 3,291,986.80, 4,937,980.20 and 1,874,810.80

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Solution

The fourth proportional to 3,291,986.80, 4,937,980.20 and 1,874,810.80 is: 2,812,216.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,291,986.80 : 4,937,980.20 = 1,874,810.80 : x
  2. Step 2: Convert to fraction form
    3,291,986.80/4,937,980.20 = 1,874,810.80/x
  3. Step 3: Cross multiply
    3,291,986.80x = 4,937,980.20 × 1,874,810.80
  4. Step 4: Simplify right side
    3,291,986.80x = 9,257,778,609,146.16
  5. Step 5: Solve for x
    x = 9,257,778,609,146.16/3,291,986.80
  6. Step 6: Final answer
    x = 2,812,216.20

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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.