Home / 2,125,642.32-2,933,362.16-1,158,751.28

Finding the Fourth Proportional to 2,125,642.32, 2,933,362.16 and 1,158,751.28

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Solution

The fourth proportional to 2,125,642.32, 2,933,362.16 and 1,158,751.28 is: 1,599,063.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,125,642.32 : 2,933,362.16 = 1,158,751.28 : x
  2. Step 2: Convert to fraction form
    2,125,642.32/2,933,362.16 = 1,158,751.28/x
  3. Step 3: Cross multiply
    2,125,642.32x = 2,933,362.16 × 1,158,751.28
  4. Step 4: Simplify right side
    2,125,642.32x = 3,399,037,157,603.57
  5. Step 5: Solve for x
    x = 3,399,037,157,603.57/2,125,642.32
  6. Step 6: Final answer
    x = 1,599,063.55

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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.