Home / 1,589,420.06-2,193,411.09-864,262.58

Finding the Fourth Proportional to 1,589,420.06, 2,193,411.09 and 864,262.58

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Solution

The fourth proportional to 1,589,420.06, 2,193,411.09 and 864,262.58 is: 1,192,688.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,589,420.06 : 2,193,411.09 = 864,262.58 : x
  2. Step 2: Convert to fraction form
    1,589,420.06/2,193,411.09 = 864,262.58/x
  3. Step 3: Cross multiply
    1,589,420.06x = 2,193,411.09 × 864,262.58
  4. Step 4: Simplify right side
    1,589,420.06x = 1,895,683,112,355.64
  5. Step 5: Solve for x
    x = 1,895,683,112,355.64/1,589,420.06
  6. Step 6: Final answer
    x = 1,192,688.56

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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.