Home / 1,485,277.29-2,049,533.06-840,585.23

Finding the Fourth Proportional to 1,485,277.29, 2,049,533.06 and 840,585.23

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Solution

The fourth proportional to 1,485,277.29, 2,049,533.06 and 840,585.23 is: 1,159,922.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,485,277.29 : 2,049,533.06 = 840,585.23 : x
  2. Step 2: Convert to fraction form
    1,485,277.29/2,049,533.06 = 840,585.23/x
  3. Step 3: Cross multiply
    1,485,277.29x = 2,049,533.06 × 840,585.23
  4. Step 4: Simplify right side
    1,485,277.29x = 1,722,807,218,632.70
  5. Step 5: Solve for x
    x = 1,722,807,218,632.70/1,485,277.29
  6. Step 6: Final answer
    x = 1,159,922.95

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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.