Home / 3,615,127.71-4,988,875.69-2,066,422.64

Finding the Fourth Proportional to 3,615,127.71, 4,988,875.69 and 2,066,422.64

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Solution

The fourth proportional to 3,615,127.71, 4,988,875.69 and 2,066,422.64 is: 2,851,662.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,615,127.71 : 4,988,875.69 = 2,066,422.64 : x
  2. Step 2: Convert to fraction form
    3,615,127.71/4,988,875.69 = 2,066,422.64/x
  3. Step 3: Cross multiply
    3,615,127.71x = 4,988,875.69 × 2,066,422.64
  4. Step 4: Simplify right side
    3,615,127.71x = 10,309,125,666,245.48
  5. Step 5: Solve for x
    x = 10,309,125,666,245.48/3,615,127.71
  6. Step 6: Final answer
    x = 2,851,662.93

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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.