Home / 2,719,938.40-4,079,907.60-2,405,010.40

Finding the Fourth Proportional to 2,719,938.40, 4,079,907.60 and 2,405,010.40

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Solution

The fourth proportional to 2,719,938.40, 4,079,907.60 and 2,405,010.40 is: 3,607,515.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,719,938.40 : 4,079,907.60 = 2,405,010.40 : x
  2. Step 2: Convert to fraction form
    2,719,938.40/4,079,907.60 = 2,405,010.40/x
  3. Step 3: Cross multiply
    2,719,938.40x = 4,079,907.60 × 2,405,010.40
  4. Step 4: Simplify right side
    2,719,938.40x = 9,812,220,209,039.04
  5. Step 5: Solve for x
    x = 9,812,220,209,039.04/2,719,938.40
  6. Step 6: Final answer
    x = 3,607,515.60

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1.5x scale

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.