Home / 5,211,460.04-7,191,815.54-2,888,502.36

Finding the Fourth Proportional to 5,211,460.04, 7,191,815.54 and 2,888,502.36

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Solution

The fourth proportional to 5,211,460.04, 7,191,815.54 and 2,888,502.36 is: 3,986,133.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,211,460.04 : 7,191,815.54 = 2,888,502.36 : x
  2. Step 2: Convert to fraction form
    5,211,460.04/7,191,815.54 = 2,888,502.36/x
  3. Step 3: Cross multiply
    5,211,460.04x = 7,191,815.54 × 2,888,502.36
  4. Step 4: Simplify right side
    5,211,460.04x = 20,773,576,175,264.64
  5. Step 5: Solve for x
    x = 20,773,576,175,264.64/5,211,460.04
  6. Step 6: Final answer
    x = 3,986,133.64

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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.