Home / 1,214,587.20-1,820,714.40-944,565.60

Finding the Fourth Proportional to 1,214,587.20, 1,820,714.40 and 944,565.60

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Solution

The fourth proportional to 1,214,587.20, 1,820,714.40 and 944,565.60 is: 1,415,941.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,214,587.20 : 1,820,714.40 = 944,565.60 : x
  2. Step 2: Convert to fraction form
    1,214,587.20/1,820,714.40 = 944,565.60/x
  3. Step 3: Cross multiply
    1,214,587.20x = 1,820,714.40 × 944,565.60
  4. Step 4: Simplify right side
    1,214,587.20x = 1,719,784,189,664.64
  5. Step 5: Solve for x
    x = 1,719,784,189,664.64/1,214,587.20
  6. Step 6: Final answer
    x = 1,415,941.31

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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.