Home / 2,048,135.60-3,072,203.40-1,376,289.20

Finding the Fourth Proportional to 2,048,135.60, 3,072,203.40 and 1,376,289.20

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Solution

The fourth proportional to 2,048,135.60, 3,072,203.40 and 1,376,289.20 is: 2,064,433.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,048,135.60 : 3,072,203.40 = 1,376,289.20 : x
  2. Step 2: Convert to fraction form
    2,048,135.60/3,072,203.40 = 1,376,289.20/x
  3. Step 3: Cross multiply
    2,048,135.60x = 3,072,203.40 × 1,376,289.20
  4. Step 4: Simplify right side
    2,048,135.60x = 4,228,240,359,623.28
  5. Step 5: Solve for x
    x = 4,228,240,359,623.28/2,048,135.60
  6. Step 6: Final answer
    x = 2,064,433.80

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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.