Home / 1,437,260.39-2,155,891.51-806,617.07

Finding the Fourth Proportional to 1,437,260.39, 2,155,891.51 and 806,617.07

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Solution

The fourth proportional to 1,437,260.39, 2,155,891.51 and 806,617.07 is: 1,209,926.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,437,260.39 : 2,155,891.51 = 806,617.07 : x
  2. Step 2: Convert to fraction form
    1,437,260.39/2,155,891.51 = 806,617.07/x
  3. Step 3: Cross multiply
    1,437,260.39x = 2,155,891.51 × 806,617.07
  4. Step 4: Simplify right side
    1,437,260.39x = 1,738,978,891,347.48
  5. Step 5: Solve for x
    x = 1,738,978,891,347.48/1,437,260.39
  6. Step 6: Final answer
    x = 1,209,926.12

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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.