Home / 1,872,303.36-2,583,770.88-1,012,861.60

Finding the Fourth Proportional to 1,872,303.36, 2,583,770.88 and 1,012,861.60

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Solution

The fourth proportional to 1,872,303.36, 2,583,770.88 and 1,012,861.60 is: 1,397,744.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,872,303.36 : 2,583,770.88 = 1,012,861.60 : x
  2. Step 2: Convert to fraction form
    1,872,303.36/2,583,770.88 = 1,012,861.60/x
  3. Step 3: Cross multiply
    1,872,303.36x = 2,583,770.88 × 1,012,861.60
  4. Step 4: Simplify right side
    1,872,303.36x = 2,617,002,307,550.21
  5. Step 5: Solve for x
    x = 2,617,002,307,550.21/1,872,303.36
  6. Step 6: Final answer
    x = 1,397,744.81

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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.