Home / 1,514,822.91-2,089,751.13-902,632.20

Finding the Fourth Proportional to 1,514,822.91, 2,089,751.13 and 902,632.20

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Solution

The fourth proportional to 1,514,822.91, 2,089,751.13 and 902,632.20 is: 1,245,212.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,514,822.91 : 2,089,751.13 = 902,632.20 : x
  2. Step 2: Convert to fraction form
    1,514,822.91/2,089,751.13 = 902,632.20/x
  3. Step 3: Cross multiply
    1,514,822.91x = 2,089,751.13 × 902,632.20
  4. Step 4: Simplify right side
    1,514,822.91x = 1,886,276,659,924.39
  5. Step 5: Solve for x
    x = 1,886,276,659,924.39/1,514,822.91
  6. Step 6: Final answer
    x = 1,245,212.66

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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.