Home / 2,925,615.30-4,379,869.35-2,085,807.30

Finding the Fourth Proportional to 2,925,615.30, 4,379,869.35 and 2,085,807.30

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Solution

The fourth proportional to 2,925,615.30, 4,379,869.35 and 2,085,807.30 is: 3,122,612.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,925,615.30 : 4,379,869.35 = 2,085,807.30 : x
  2. Step 2: Convert to fraction form
    2,925,615.30/4,379,869.35 = 2,085,807.30/x
  3. Step 3: Cross multiply
    2,925,615.30x = 4,379,869.35 × 2,085,807.30
  4. Step 4: Simplify right side
    2,925,615.30x = 9,135,563,463,276.25
  5. Step 5: Solve for x
    x = 9,135,563,463,276.25/2,925,615.30
  6. Step 6: Final answer
    x = 3,122,612.69

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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.