Home / 1,407,053.72-2,110,551.36-342,101.36

Finding the Fourth Proportional to 1,407,053.72, 2,110,551.36 and 342,101.36

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Solution

The fourth proportional to 1,407,053.72, 2,110,551.36 and 342,101.36 is: 513,144.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,407,053.72 : 2,110,551.36 = 342,101.36 : x
  2. Step 2: Convert to fraction form
    1,407,053.72/2,110,551.36 = 342,101.36/x
  3. Step 3: Cross multiply
    1,407,053.72x = 2,110,551.36 × 342,101.36
  4. Step 4: Simplify right side
    1,407,053.72x = 722,022,490,605.85
  5. Step 5: Solve for x
    x = 722,022,490,605.85/1,407,053.72
  6. Step 6: Final answer
    x = 513,144.94

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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.