Home / 2,175,997.95-3,002,744.93-1,209,095.19

Finding the Fourth Proportional to 2,175,997.95, 3,002,744.93 and 1,209,095.19

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Solution

The fourth proportional to 2,175,997.95, 3,002,744.93 and 1,209,095.19 is: 1,668,477.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,175,997.95 : 3,002,744.93 = 1,209,095.19 : x
  2. Step 2: Convert to fraction form
    2,175,997.95/3,002,744.93 = 1,209,095.19/x
  3. Step 3: Cross multiply
    2,175,997.95x = 3,002,744.93 × 1,209,095.19
  4. Step 4: Simplify right side
    2,175,997.95x = 3,630,604,445,614.41
  5. Step 5: Solve for x
    x = 3,630,604,445,614.41/2,175,997.95
  6. Step 6: Final answer
    x = 1,668,477.88

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.