Home / 1,356,018.62-1,871,263.52-744,155.64

Finding the Fourth Proportional to 1,356,018.62, 1,871,263.52 and 744,155.64

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Solution

The fourth proportional to 1,356,018.62, 1,871,263.52 and 744,155.64 is: 1,026,911.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,356,018.62 : 1,871,263.52 = 744,155.64 : x
  2. Step 2: Convert to fraction form
    1,356,018.62/1,871,263.52 = 744,155.64/x
  3. Step 3: Cross multiply
    1,356,018.62x = 1,871,263.52 × 744,155.64
  4. Step 4: Simplify right side
    1,356,018.62x = 1,392,511,302,334.25
  5. Step 5: Solve for x
    x = 1,392,511,302,334.25/1,356,018.62
  6. Step 6: Final answer
    x = 1,026,911.64

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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.