Home / 2,601,875.85-3,590,415.20-1,440,243.51

Finding the Fourth Proportional to 2,601,875.85, 3,590,415.20 and 1,440,243.51

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Solution

The fourth proportional to 2,601,875.85, 3,590,415.20 and 1,440,243.51 is: 1,987,440.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,601,875.85 : 3,590,415.20 = 1,440,243.51 : x
  2. Step 2: Convert to fraction form
    2,601,875.85/3,590,415.20 = 1,440,243.51/x
  3. Step 3: Cross multiply
    2,601,875.85x = 3,590,415.20 × 1,440,243.51
  4. Step 4: Simplify right side
    2,601,875.85x = 5,171,072,182,804.13
  5. Step 5: Solve for x
    x = 5,171,072,182,804.13/2,601,875.85
  6. Step 6: Final answer
    x = 1,987,440.02

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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.