Home / 1,137,969.98-1,706,723.28-418,064.26

Finding the Fourth Proportional to 1,137,969.98, 1,706,723.28 and 418,064.26

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Solution

The fourth proportional to 1,137,969.98, 1,706,723.28 and 418,064.26 is: 627,011.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,137,969.98 : 1,706,723.28 = 418,064.26 : x
  2. Step 2: Convert to fraction form
    1,137,969.98/1,706,723.28 = 418,064.26/x
  3. Step 3: Cross multiply
    1,137,969.98x = 1,706,723.28 × 418,064.26
  4. Step 4: Simplify right side
    1,137,969.98x = 713,520,005,077.97
  5. Step 5: Solve for x
    x = 713,520,005,077.97/1,137,969.98
  6. Step 6: Final answer
    x = 627,011.27

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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.