Home / 1,888,964.40-2,606,831.76-1,073,153.24

Finding the Fourth Proportional to 1,888,964.40, 2,606,831.76 and 1,073,153.24

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Solution

The fourth proportional to 1,888,964.40, 2,606,831.76 and 1,073,153.24 is: 1,480,986.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,888,964.40 : 2,606,831.76 = 1,073,153.24 : x
  2. Step 2: Convert to fraction form
    1,888,964.40/2,606,831.76 = 1,073,153.24/x
  3. Step 3: Cross multiply
    1,888,964.40x = 2,606,831.76 × 1,073,153.24
  4. Step 4: Simplify right side
    1,888,964.40x = 2,797,529,949,378.90
  5. Step 5: Solve for x
    x = 2,797,529,949,378.90/1,888,964.40
  6. Step 6: Final answer
    x = 1,480,986.06

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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.