Home / 4,964,931.41-7,447,386.15-1,321,662.11

Finding the Fourth Proportional to 4,964,931.41, 7,447,386.15 and 1,321,662.11

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Solution

The fourth proportional to 4,964,931.41, 7,447,386.15 and 1,321,662.11 is: 1,982,490.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,964,931.41 : 7,447,386.15 = 1,321,662.11 : x
  2. Step 2: Convert to fraction form
    4,964,931.41/7,447,386.15 = 1,321,662.11/x
  3. Step 3: Cross multiply
    4,964,931.41x = 7,447,386.15 × 1,321,662.11
  4. Step 4: Simplify right side
    4,964,931.41x = 9,842,928,077,679.47
  5. Step 5: Solve for x
    x = 9,842,928,077,679.47/4,964,931.41
  6. Step 6: Final answer
    x = 1,982,490.24

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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.