Home / 1,944,699.86-2,683,670.27-1,128,979.23

Finding the Fourth Proportional to 1,944,699.86, 2,683,670.27 and 1,128,979.23

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Solution

The fourth proportional to 1,944,699.86, 2,683,670.27 and 1,128,979.23 is: 1,557,982.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,944,699.86 : 2,683,670.27 = 1,128,979.23 : x
  2. Step 2: Convert to fraction form
    1,944,699.86/2,683,670.27 = 1,128,979.23/x
  3. Step 3: Cross multiply
    1,944,699.86x = 2,683,670.27 × 1,128,979.23
  4. Step 4: Simplify right side
    1,944,699.86x = 3,029,807,994,998.49
  5. Step 5: Solve for x
    x = 3,029,807,994,998.49/1,944,699.86
  6. Step 6: Final answer
    x = 1,557,982.32

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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.