Home / 2,007,430.38-2,770,256.34-1,089,659.03

Finding the Fourth Proportional to 2,007,430.38, 2,770,256.34 and 1,089,659.03

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Solution

The fourth proportional to 2,007,430.38, 2,770,256.34 and 1,089,659.03 is: 1,503,730.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,007,430.38 : 2,770,256.34 = 1,089,659.03 : x
  2. Step 2: Convert to fraction form
    2,007,430.38/2,770,256.34 = 1,089,659.03/x
  3. Step 3: Cross multiply
    2,007,430.38x = 2,770,256.34 × 1,089,659.03
  4. Step 4: Simplify right side
    2,007,430.38x = 3,018,634,822,444.47
  5. Step 5: Solve for x
    x = 3,018,634,822,444.47/2,007,430.38
  6. Step 6: Final answer
    x = 1,503,730.77

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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.