Home / 1,872,713.40-2,809,070.10-1,683,756.60

Finding the Fourth Proportional to 1,872,713.40, 2,809,070.10 and 1,683,756.60

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Solution

The fourth proportional to 1,872,713.40, 2,809,070.10 and 1,683,756.60 is: 2,525,634.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,872,713.40 : 2,809,070.10 = 1,683,756.60 : x
  2. Step 2: Convert to fraction form
    1,872,713.40/2,809,070.10 = 1,683,756.60/x
  3. Step 3: Cross multiply
    1,872,713.40x = 2,809,070.10 × 1,683,756.60
  4. Step 4: Simplify right side
    1,872,713.40x = 4,729,790,320,737.66
  5. Step 5: Solve for x
    x = 4,729,790,320,737.66/1,872,713.40
  6. Step 6: Final answer
    x = 2,525,634.90

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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.