Home / 1,356,636.52-1,872,064.74-752,977

Finding the Fourth Proportional to 1,356,636.52, 1,872,064.74 and 752,977

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Solution

The fourth proportional to 1,356,636.52, 1,872,064.74 and 752,977 is: 1,039,056.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,356,636.52 : 1,872,064.74 = 752,977 : x
  2. Step 2: Convert to fraction form
    1,356,636.52/1,872,064.74 = 752,977/x
  3. Step 3: Cross multiply
    1,356,636.52x = 1,872,064.74 × 752,977
  4. Step 4: Simplify right side
    1,356,636.52x = 1,409,621,691,730.98
  5. Step 5: Solve for x
    x = 1,409,621,691,730.98/1,356,636.52
  6. Step 6: Final answer
    x = 1,039,056.28

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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.