Home / 2,878,741.32-4,319,606.42-1,174,135.20

Finding the Fourth Proportional to 2,878,741.32, 4,319,606.42 and 1,174,135.20

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Solution

The fourth proportional to 2,878,741.32, 4,319,606.42 and 1,174,135.20 is: 1,761,812.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,878,741.32 : 4,319,606.42 = 1,174,135.20 : x
  2. Step 2: Convert to fraction form
    2,878,741.32/4,319,606.42 = 1,174,135.20/x
  3. Step 3: Cross multiply
    2,878,741.32x = 4,319,606.42 × 1,174,135.20
  4. Step 4: Simplify right side
    2,878,741.32x = 5,071,801,947,867.98
  5. Step 5: Solve for x
    x = 5,071,801,947,867.98/2,878,741.32
  6. Step 6: Final answer
    x = 1,761,812.33

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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.