Home / 1,260,900.37-1,880,245.63-1,249,527.97

Finding the Fourth Proportional to 1,260,900.37, 1,880,245.63 and 1,249,527.97

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Solution

The fourth proportional to 1,260,900.37, 1,880,245.63 and 1,249,527.97 is: 1,863,287.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,260,900.37 : 1,880,245.63 = 1,249,527.97 : x
  2. Step 2: Convert to fraction form
    1,260,900.37/1,880,245.63 = 1,249,527.97/x
  3. Step 3: Cross multiply
    1,260,900.37x = 1,880,245.63 × 1,249,527.97
  4. Step 4: Simplify right side
    1,260,900.37x = 2,349,419,505,155.27
  5. Step 5: Solve for x
    x = 2,349,419,505,155.27/1,260,900.37
  6. Step 6: Final answer
    x = 1,863,287.19

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.