Home / 1,622,543.61-2,434,213.95-557,600.97

Finding the Fourth Proportional to 1,622,543.61, 2,434,213.95 and 557,600.97

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Solution

The fourth proportional to 1,622,543.61, 2,434,213.95 and 557,600.97 is: 836,538.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,622,543.61 : 2,434,213.95 = 557,600.97 : x
  2. Step 2: Convert to fraction form
    1,622,543.61/2,434,213.95 = 557,600.97/x
  3. Step 3: Cross multiply
    1,622,543.61x = 2,434,213.95 × 557,600.97
  4. Step 4: Simplify right side
    1,622,543.61x = 1,357,320,059,707.53
  5. Step 5: Solve for x
    x = 1,357,320,059,707.53/1,622,543.61
  6. Step 6: Final answer
    x = 836,538.41

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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.