Home / 1,551,997.26-2,141,509.32-872,802.54

Finding the Fourth Proportional to 1,551,997.26, 2,141,509.32 and 872,802.54

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Solution

The fourth proportional to 1,551,997.26, 2,141,509.32 and 872,802.54 is: 1,204,328.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,551,997.26 : 2,141,509.32 = 872,802.54 : x
  2. Step 2: Convert to fraction form
    1,551,997.26/2,141,509.32 = 872,802.54/x
  3. Step 3: Cross multiply
    1,551,997.26x = 2,141,509.32 × 872,802.54
  4. Step 4: Simplify right side
    1,551,997.26x = 1,869,114,773,929.67
  5. Step 5: Solve for x
    x = 1,869,114,773,929.67/1,551,997.26
  6. Step 6: Final answer
    x = 1,204,328.66

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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.