Home / 3,426,479.22-4,728,546.89-1,877,494.76

Finding the Fourth Proportional to 3,426,479.22, 4,728,546.89 and 1,877,494.76

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Solution

The fourth proportional to 3,426,479.22, 4,728,546.89 and 1,877,494.76 is: 2,590,945.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,426,479.22 : 4,728,546.89 = 1,877,494.76 : x
  2. Step 2: Convert to fraction form
    3,426,479.22/4,728,546.89 = 1,877,494.76/x
  3. Step 3: Cross multiply
    3,426,479.22x = 4,728,546.89 × 1,877,494.76
  4. Step 4: Simplify right side
    3,426,479.22x = 8,877,822,008,389.30
  5. Step 5: Solve for x
    x = 8,877,822,008,389.30/3,426,479.22
  6. Step 6: Final answer
    x = 2,590,945.82

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1.5x scale

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.