Home / 2,692,361.40-4,038,542.10-986,501.40

Finding the Fourth Proportional to 2,692,361.40, 4,038,542.10 and 986,501.40

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Solution

The fourth proportional to 2,692,361.40, 4,038,542.10 and 986,501.40 is: 1,479,752.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,692,361.40 : 4,038,542.10 = 986,501.40 : x
  2. Step 2: Convert to fraction form
    2,692,361.40/4,038,542.10 = 986,501.40/x
  3. Step 3: Cross multiply
    2,692,361.40x = 4,038,542.10 × 986,501.40
  4. Step 4: Simplify right side
    2,692,361.40x = 3,984,027,435,608.94
  5. Step 5: Solve for x
    x = 3,984,027,435,608.94/2,692,361.40
  6. Step 6: Final answer
    x = 1,479,752.10

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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.