Home / 3,956,802.90-5,460,422.67-2,145,966.90

Finding the Fourth Proportional to 3,956,802.90, 5,460,422.67 and 2,145,966.90

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Solution

The fourth proportional to 3,956,802.90, 5,460,422.67 and 2,145,966.90 is: 2,961,453.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,956,802.90 : 5,460,422.67 = 2,145,966.90 : x
  2. Step 2: Convert to fraction form
    3,956,802.90/5,460,422.67 = 2,145,966.90/x
  3. Step 3: Cross multiply
    3,956,802.90x = 5,460,422.67 × 2,145,966.90
  4. Step 4: Simplify right side
    3,956,802.90x = 11,717,886,309,829.62
  5. Step 5: Solve for x
    x = 11,717,886,309,829.62/3,956,802.90
  6. Step 6: Final answer
    x = 2,961,453.12

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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.