Home / 2,830,876.35-3,906,719.95-1,607,295.72

Finding the Fourth Proportional to 2,830,876.35, 3,906,719.95 and 1,607,295.72

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Solution

The fourth proportional to 2,830,876.35, 3,906,719.95 and 1,607,295.72 is: 2,218,130.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,830,876.35 : 3,906,719.95 = 1,607,295.72 : x
  2. Step 2: Convert to fraction form
    2,830,876.35/3,906,719.95 = 1,607,295.72/x
  3. Step 3: Cross multiply
    2,830,876.35x = 3,906,719.95 × 1,607,295.72
  4. Step 4: Simplify right side
    2,830,876.35x = 6,279,254,254,873.61
  5. Step 5: Solve for x
    x = 6,279,254,254,873.61/2,830,876.35
  6. Step 6: Final answer
    x = 2,218,130.88

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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.