Home / 3,609,411.04-4,980,987.20-2,159,167.60

Finding the Fourth Proportional to 3,609,411.04, 4,980,987.20 and 2,159,167.60

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Solution

The fourth proportional to 3,609,411.04, 4,980,987.20 and 2,159,167.60 is: 2,979,651.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,609,411.04 : 4,980,987.20 = 2,159,167.60 : x
  2. Step 2: Convert to fraction form
    3,609,411.04/4,980,987.20 = 2,159,167.60/x
  3. Step 3: Cross multiply
    3,609,411.04x = 4,980,987.20 × 2,159,167.60
  4. Step 4: Simplify right side
    3,609,411.04x = 10,754,786,178,254.72
  5. Step 5: Solve for x
    x = 10,754,786,178,254.72/3,609,411.04
  6. Step 6: Final answer
    x = 2,979,651.27

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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.