Home / 2,007,417.75-2,770,239-1,089,646.40

Finding the Fourth Proportional to 2,007,417.75, 2,770,239 and 1,089,646.40

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Solution

The fourth proportional to 2,007,417.75, 2,770,239 and 1,089,646.40 is: 1,503,713.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,007,417.75 : 2,770,239 = 1,089,646.40 : x
  2. Step 2: Convert to fraction form
    2,007,417.75/2,770,239 = 1,089,646.40/x
  3. Step 3: Cross multiply
    2,007,417.75x = 2,770,239 × 1,089,646.40
  4. Step 4: Simplify right side
    2,007,417.75x = 3,018,580,939,638.41
  5. Step 5: Solve for x
    x = 3,018,580,939,638.41/2,007,417.75
  6. Step 6: Final answer
    x = 1,503,713.38

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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.