Home / 1,272,202.13-1,909,249.20-514,050.18

Finding the Fourth Proportional to 1,272,202.13, 1,909,249.20 and 514,050.18

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Solution

The fourth proportional to 1,272,202.13, 1,909,249.20 and 514,050.18 is: 771,457.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,272,202.13 : 1,909,249.20 = 514,050.18 : x
  2. Step 2: Convert to fraction form
    1,272,202.13/1,909,249.20 = 514,050.18/x
  3. Step 3: Cross multiply
    1,272,202.13x = 1,909,249.20 × 514,050.18
  4. Step 4: Simplify right side
    1,272,202.13x = 981,449,894,924.86
  5. Step 5: Solve for x
    x = 981,449,894,924.86/1,272,202.13
  6. Step 6: Final answer
    x = 771,457.52

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.