Home / 1,739,241.48-2,400,497.48-1,128,151.56

Finding the Fourth Proportional to 1,739,241.48, 2,400,497.48 and 1,128,151.56

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Solution

The fourth proportional to 1,739,241.48, 2,400,497.48 and 1,128,151.56 is: 1,557,072.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,739,241.48 : 2,400,497.48 = 1,128,151.56 : x
  2. Step 2: Convert to fraction form
    1,739,241.48/2,400,497.48 = 1,128,151.56/x
  3. Step 3: Cross multiply
    1,739,241.48x = 2,400,497.48 × 1,128,151.56
  4. Step 4: Simplify right side
    1,739,241.48x = 2,708,124,976,838.07
  5. Step 5: Solve for x
    x = 2,708,124,976,838.07/1,739,241.48
  6. Step 6: Final answer
    x = 1,557,072.44

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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.