Home / 839,924.10-1,259,087.85-535,463.55

Finding the Fourth Proportional to 839,924.10, 1,259,087.85 and 535,463.55

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Solution

The fourth proportional to 839,924.10, 1,259,087.85 and 535,463.55 is: 802,686.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    839,924.10 : 1,259,087.85 = 535,463.55 : x
  2. Step 2: Convert to fraction form
    839,924.10/1,259,087.85 = 535,463.55/x
  3. Step 3: Cross multiply
    839,924.10x = 1,259,087.85 × 535,463.55
  4. Step 4: Simplify right side
    839,924.10x = 674,195,649,922.87
  5. Step 5: Solve for x
    x = 674,195,649,922.87/839,924.10
  6. Step 6: Final answer
    x = 802,686.40

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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.