Home / 4,740,305.90-7,110,519.19-1,666,172.63

Finding the Fourth Proportional to 4,740,305.90, 7,110,519.19 and 1,666,172.63

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Solution

The fourth proportional to 4,740,305.90, 7,110,519.19 and 1,666,172.63 is: 2,499,280.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,740,305.90 : 7,110,519.19 = 1,666,172.63 : x
  2. Step 2: Convert to fraction form
    4,740,305.90/7,110,519.19 = 1,666,172.63/x
  3. Step 3: Cross multiply
    4,740,305.90x = 7,110,519.19 × 1,666,172.63
  4. Step 4: Simplify right side
    4,740,305.90x = 11,847,352,473,078.64
  5. Step 5: Solve for x
    x = 11,847,352,473,078.64/4,740,305.90
  6. Step 6: Final answer
    x = 2,499,280.16

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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.