Home / 2,214,290.12-3,055,731.08-1,247,435.64

Finding the Fourth Proportional to 2,214,290.12, 3,055,731.08 and 1,247,435.64

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Solution

The fourth proportional to 2,214,290.12, 3,055,731.08 and 1,247,435.64 is: 1,721,467.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,214,290.12 : 3,055,731.08 = 1,247,435.64 : x
  2. Step 2: Convert to fraction form
    2,214,290.12/3,055,731.08 = 1,247,435.64/x
  3. Step 3: Cross multiply
    2,214,290.12x = 3,055,731.08 × 1,247,435.64
  4. Step 4: Simplify right side
    2,214,290.12x = 3,811,827,849,210.51
  5. Step 5: Solve for x
    x = 3,811,827,849,210.51/2,214,290.12
  6. Step 6: Final answer
    x = 1,721,467.22

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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.