Home / 2,107,589.59-2,908,544.04-1,291,635.62

Finding the Fourth Proportional to 2,107,589.59, 2,908,544.04 and 1,291,635.62

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Solution

The fourth proportional to 2,107,589.59, 2,908,544.04 and 1,291,635.62 is: 1,782,500.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,107,589.59 : 2,908,544.04 = 1,291,635.62 : x
  2. Step 2: Convert to fraction form
    2,107,589.59/2,908,544.04 = 1,291,635.62/x
  3. Step 3: Cross multiply
    2,107,589.59x = 2,908,544.04 × 1,291,635.62
  4. Step 4: Simplify right side
    2,107,589.59x = 3,756,779,084,402.71
  5. Step 5: Solve for x
    x = 3,756,779,084,402.71/2,107,589.59
  6. Step 6: Final answer
    x = 1,782,500.30

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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.