Home / 1,440,220.86-2,159,831-801,499.32

Finding the Fourth Proportional to 1,440,220.86, 2,159,831 and 801,499.32

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Solution

The fourth proportional to 1,440,220.86, 2,159,831 and 801,499.32 is: 1,201,970.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,440,220.86 : 2,159,831 = 801,499.32 : x
  2. Step 2: Convert to fraction form
    1,440,220.86/2,159,831 = 801,499.32/x
  3. Step 3: Cross multiply
    1,440,220.86x = 2,159,831 × 801,499.32
  4. Step 4: Simplify right side
    1,440,220.86x = 1,731,103,077,814.92
  5. Step 5: Solve for x
    x = 1,731,103,077,814.92/1,440,220.86
  6. Step 6: Final answer
    x = 1,201,970.56

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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.