Home / 1,728,512.79-2,385,127.58-964,598.55

Finding the Fourth Proportional to 1,728,512.79, 2,385,127.58 and 964,598.55

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Solution

The fourth proportional to 1,728,512.79, 2,385,127.58 and 964,598.55 is: 1,331,023.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,728,512.79 : 2,385,127.58 = 964,598.55 : x
  2. Step 2: Convert to fraction form
    1,728,512.79/2,385,127.58 = 964,598.55/x
  3. Step 3: Cross multiply
    1,728,512.79x = 2,385,127.58 × 964,598.55
  4. Step 4: Simplify right side
    1,728,512.79x = 2,300,690,605,233.01
  5. Step 5: Solve for x
    x = 2,300,690,605,233.01/1,728,512.79
  6. Step 6: Final answer
    x = 1,331,023.19

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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.