Home / 1,351,852.93-1,865,429.45-807,880.42

Finding the Fourth Proportional to 1,351,852.93, 1,865,429.45 and 807,880.42

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Solution

The fourth proportional to 1,351,852.93, 1,865,429.45 and 807,880.42 is: 1,114,798.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,351,852.93 : 1,865,429.45 = 807,880.42 : x
  2. Step 2: Convert to fraction form
    1,351,852.93/1,865,429.45 = 807,880.42/x
  3. Step 3: Cross multiply
    1,351,852.93x = 1,865,429.45 × 807,880.42
  4. Step 4: Simplify right side
    1,351,852.93x = 1,507,043,921,872.94
  5. Step 5: Solve for x
    x = 1,507,043,921,872.94/1,351,852.93
  6. Step 6: Final answer
    x = 1,114,798.73

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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.