Home / 1,144,629.96-1,579,268.52-715,346.16

Finding the Fourth Proportional to 1,144,629.96, 1,579,268.52 and 715,346.16

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Solution

The fourth proportional to 1,144,629.96, 1,579,268.52 and 715,346.16 is: 986,977.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,144,629.96 : 1,579,268.52 = 715,346.16 : x
  2. Step 2: Convert to fraction form
    1,144,629.96/1,579,268.52 = 715,346.16/x
  3. Step 3: Cross multiply
    1,144,629.96x = 1,579,268.52 × 715,346.16
  4. Step 4: Simplify right side
    1,144,629.96x = 1,129,723,671,390.88
  5. Step 5: Solve for x
    x = 1,129,723,671,390.88/1,144,629.96
  6. Step 6: Final answer
    x = 986,977.20

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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.