Home / 2,920,240.60-4,029,889.14-1,631,099.80

Finding the Fourth Proportional to 2,920,240.60, 4,029,889.14 and 1,631,099.80

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Solution

The fourth proportional to 2,920,240.60, 4,029,889.14 and 1,631,099.80 is: 2,250,893.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,920,240.60 : 4,029,889.14 = 1,631,099.80 : x
  2. Step 2: Convert to fraction form
    2,920,240.60/4,029,889.14 = 1,631,099.80/x
  3. Step 3: Cross multiply
    2,920,240.60x = 4,029,889.14 × 1,631,099.80
  4. Step 4: Simplify right side
    2,920,240.60x = 6,573,151,370,276.17
  5. Step 5: Solve for x
    x = 6,573,151,370,276.17/2,920,240.60
  6. Step 6: Final answer
    x = 2,250,893.77

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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.