Home / 1,292,626.64-1,939,068.45-494,579.41

Finding the Fourth Proportional to 1,292,626.64, 1,939,068.45 and 494,579.41

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Solution

The fourth proportional to 1,292,626.64, 1,939,068.45 and 494,579.41 is: 741,918.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,292,626.64 : 1,939,068.45 = 494,579.41 : x
  2. Step 2: Convert to fraction form
    1,292,626.64/1,939,068.45 = 494,579.41/x
  3. Step 3: Cross multiply
    1,292,626.64x = 1,939,068.45 × 494,579.41
  4. Step 4: Simplify right side
    1,292,626.64x = 959,023,329,950.61
  5. Step 5: Solve for x
    x = 959,023,329,950.61/1,292,626.64
  6. Step 6: Final answer
    x = 741,918.28

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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.