Home / 1,255,620.16-1,883,228.46-344,589.77

Finding the Fourth Proportional to 1,255,620.16, 1,883,228.46 and 344,589.77

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Solution

The fourth proportional to 1,255,620.16, 1,883,228.46 and 344,589.77 is: 516,829.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,255,620.16 : 1,883,228.46 = 344,589.77 : x
  2. Step 2: Convert to fraction form
    1,255,620.16/1,883,228.46 = 344,589.77/x
  3. Step 3: Cross multiply
    1,255,620.16x = 1,883,228.46 × 344,589.77
  4. Step 4: Simplify right side
    1,255,620.16x = 648,941,261,888.85
  5. Step 5: Solve for x
    x = 648,941,261,888.85/1,255,620.16
  6. Step 6: Final answer
    x = 516,829.28

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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.