Home / 3,151,364.07-4,348,823.35-1,927,579.69

Finding the Fourth Proportional to 3,151,364.07, 4,348,823.35 and 1,927,579.69

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Solution

The fourth proportional to 3,151,364.07, 4,348,823.35 and 1,927,579.69 is: 2,660,023.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,151,364.07 : 4,348,823.35 = 1,927,579.69 : x
  2. Step 2: Convert to fraction form
    3,151,364.07/4,348,823.35 = 1,927,579.69/x
  3. Step 3: Cross multiply
    3,151,364.07x = 4,348,823.35 × 1,927,579.69
  4. Step 4: Simplify right side
    3,151,364.07x = 8,382,703,580,625.69
  5. Step 5: Solve for x
    x = 8,382,703,580,625.69/3,151,364.07
  6. Step 6: Final answer
    x = 2,660,023.85

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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.