Home / 1,344,831.62-1,855,868.33-764,055.76

Finding the Fourth Proportional to 1,344,831.62, 1,855,868.33 and 764,055.76

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Solution

The fourth proportional to 1,344,831.62, 1,855,868.33 and 764,055.76 is: 1,054,397.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,344,831.62 : 1,855,868.33 = 764,055.76 : x
  2. Step 2: Convert to fraction form
    1,344,831.62/1,855,868.33 = 764,055.76/x
  3. Step 3: Cross multiply
    1,344,831.62x = 1,855,868.33 × 764,055.76
  4. Step 4: Simplify right side
    1,344,831.62x = 1,417,986,887,338.08
  5. Step 5: Solve for x
    x = 1,417,986,887,338.08/1,344,831.62
  6. Step 6: Final answer
    x = 1,054,397.34

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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.