Home / 1,233,803.64-1,702,782.54-724,579.32

Finding the Fourth Proportional to 1,233,803.64, 1,702,782.54 and 724,579.32

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Solution

The fourth proportional to 1,233,803.64, 1,702,782.54 and 724,579.32 is: 999,997.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,233,803.64 : 1,702,782.54 = 724,579.32 : x
  2. Step 2: Convert to fraction form
    1,233,803.64/1,702,782.54 = 724,579.32/x
  3. Step 3: Cross multiply
    1,233,803.64x = 1,702,782.54 × 724,579.32
  4. Step 4: Simplify right side
    1,233,803.64x = 1,233,801,014,941.07
  5. Step 5: Solve for x
    x = 1,233,801,014,941.07/1,233,803.64
  6. Step 6: Final answer
    x = 999,997.87

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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.