Home / 2,007,409.86-2,770,228.27-1,089,638.41

Finding the Fourth Proportional to 2,007,409.86, 2,770,228.27 and 1,089,638.41

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Solution

The fourth proportional to 2,007,409.86, 2,770,228.27 and 1,089,638.41 is: 1,503,702.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,007,409.86 : 2,770,228.27 = 1,089,638.41 : x
  2. Step 2: Convert to fraction form
    2,007,409.86/2,770,228.27 = 1,089,638.41/x
  3. Step 3: Cross multiply
    2,007,409.86x = 2,770,228.27 × 1,089,638.41
  4. Step 4: Simplify right side
    2,007,409.86x = 3,018,547,127,459.85
  5. Step 5: Solve for x
    x = 3,018,547,127,459.85/2,007,409.86
  6. Step 6: Final answer
    x = 1,503,702.45

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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.