Home / 1,357,645.66-2,037,327.57-758,999.51

Finding the Fourth Proportional to 1,357,645.66, 2,037,327.57 and 758,999.51

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Solution

The fourth proportional to 1,357,645.66, 2,037,327.57 and 758,999.51 is: 1,138,979.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,357,645.66 : 2,037,327.57 = 758,999.51 : x
  2. Step 2: Convert to fraction form
    1,357,645.66/2,037,327.57 = 758,999.51/x
  3. Step 3: Cross multiply
    1,357,645.66x = 2,037,327.57 × 758,999.51
  4. Step 4: Simplify right side
    1,357,645.66x = 1,546,330,634,118.11
  5. Step 5: Solve for x
    x = 1,546,330,634,118.11/1,357,645.66
  6. Step 6: Final answer
    x = 1,138,979.55

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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.