Home / 1,055,061.44-1,455,898.64-619,432.88

Finding the Fourth Proportional to 1,055,061.44, 1,455,898.64 and 619,432.88

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Solution

The fourth proportional to 1,055,061.44, 1,455,898.64 and 619,432.88 is: 854,766.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,055,061.44 : 1,455,898.64 = 619,432.88 : x
  2. Step 2: Convert to fraction form
    1,055,061.44/1,455,898.64 = 619,432.88/x
  3. Step 3: Cross multiply
    1,055,061.44x = 1,455,898.64 × 619,432.88
  4. Step 4: Simplify right side
    1,055,061.44x = 901,831,487,563.28
  5. Step 5: Solve for x
    x = 901,831,487,563.28/1,055,061.44
  6. Step 6: Final answer
    x = 854,766.80

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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.