Home / 1,027,317.30-1,417,376.53-619,543.86

Finding the Fourth Proportional to 1,027,317.30, 1,417,376.53 and 619,543.86

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Solution

The fourth proportional to 1,027,317.30, 1,417,376.53 and 619,543.86 is: 854,776.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,027,317.30 : 1,417,376.53 = 619,543.86 : x
  2. Step 2: Convert to fraction form
    1,027,317.30/1,417,376.53 = 619,543.86/x
  3. Step 3: Cross multiply
    1,027,317.30x = 1,417,376.53 × 619,543.86
  4. Step 4: Simplify right side
    1,027,317.30x = 878,126,918,443.94
  5. Step 5: Solve for x
    x = 878,126,918,443.94/1,027,317.30
  6. Step 6: Final answer
    x = 854,776.73

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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.