Home / 1,105,222.51-1,657,833.77-395,207.49

Finding the Fourth Proportional to 1,105,222.51, 1,657,833.77 and 395,207.49

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Solution

The fourth proportional to 1,105,222.51, 1,657,833.77 and 395,207.49 is: 592,811.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,105,222.51 : 1,657,833.77 = 395,207.49 : x
  2. Step 2: Convert to fraction form
    1,105,222.51/1,657,833.77 = 395,207.49/x
  3. Step 3: Cross multiply
    1,105,222.51x = 1,657,833.77 × 395,207.49
  4. Step 4: Simplify right side
    1,105,222.51x = 655,188,323,078.94
  5. Step 5: Solve for x
    x = 655,188,323,078.94/1,105,222.51
  6. Step 6: Final answer
    x = 592,811.24

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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.