Home / 2,120,602.86-2,926,399.77-1,153,711.04

Finding the Fourth Proportional to 2,120,602.86, 2,926,399.77 and 1,153,711.04

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Solution

The fourth proportional to 2,120,602.86, 2,926,399.77 and 1,153,711.04 is: 1,592,103.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,120,602.86 : 2,926,399.77 = 1,153,711.04 : x
  2. Step 2: Convert to fraction form
    2,120,602.86/2,926,399.77 = 1,153,711.04/x
  3. Step 3: Cross multiply
    2,120,602.86x = 2,926,399.77 × 1,153,711.04
  4. Step 4: Simplify right side
    2,120,602.86x = 3,376,219,707,470.46
  5. Step 5: Solve for x
    x = 3,376,219,707,470.46/2,120,602.86
  6. Step 6: Final answer
    x = 1,592,103.72

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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.