Home / 1,514,945.60-2,091,382.44-942,170.32

Finding the Fourth Proportional to 1,514,945.60, 2,091,382.44 and 942,170.32

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Solution

The fourth proportional to 1,514,945.60, 2,091,382.44 and 942,170.32 is: 1,300,666.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,514,945.60 : 2,091,382.44 = 942,170.32 : x
  2. Step 2: Convert to fraction form
    1,514,945.60/2,091,382.44 = 942,170.32/x
  3. Step 3: Cross multiply
    1,514,945.60x = 2,091,382.44 × 942,170.32
  4. Step 4: Simplify right side
    1,514,945.60x = 1,970,438,462,737.18
  5. Step 5: Solve for x
    x = 1,970,438,462,737.18/1,514,945.60
  6. Step 6: Final answer
    x = 1,300,666.15

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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.