Home / 3,980,275.56-5,492,719.32-2,237,946.48

Finding the Fourth Proportional to 3,980,275.56, 5,492,719.32 and 2,237,946.48

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Solution

The fourth proportional to 3,980,275.56, 5,492,719.32 and 2,237,946.48 is: 3,088,331.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,980,275.56 : 5,492,719.32 = 2,237,946.48 : x
  2. Step 2: Convert to fraction form
    3,980,275.56/5,492,719.32 = 2,237,946.48/x
  3. Step 3: Cross multiply
    3,980,275.56x = 5,492,719.32 × 2,237,946.48
  4. Step 4: Simplify right side
    3,980,275.56x = 12,292,411,867,821.99
  5. Step 5: Solve for x
    x = 12,292,411,867,821.99/3,980,275.56
  6. Step 6: Final answer
    x = 3,088,331.87

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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.