Home / 1,358,361.88-1,874,548.38-849,362.20

Finding the Fourth Proportional to 1,358,361.88, 1,874,548.38 and 849,362.20

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Solution

The fourth proportional to 1,358,361.88, 1,874,548.38 and 849,362.20 is: 1,172,125.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,358,361.88 : 1,874,548.38 = 849,362.20 : x
  2. Step 2: Convert to fraction form
    1,358,361.88/1,874,548.38 = 849,362.20/x
  3. Step 3: Cross multiply
    1,358,361.88x = 1,874,548.38 × 849,362.20
  4. Step 4: Simplify right side
    1,358,361.88x = 1,592,170,536,043.24
  5. Step 5: Solve for x
    x = 1,592,170,536,043.24/1,358,361.88
  6. Step 6: Final answer
    x = 1,172,125.45

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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.