Home / 2,048,969.81-2,824,949.79-1,680,087.92

Finding the Fourth Proportional to 2,048,969.81, 2,824,949.79 and 1,680,087.92

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Solution

The fourth proportional to 2,048,969.81, 2,824,949.79 and 1,680,087.92 is: 2,316,366.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,048,969.81 : 2,824,949.79 = 1,680,087.92 : x
  2. Step 2: Convert to fraction form
    2,048,969.81/2,824,949.79 = 1,680,087.92/x
  3. Step 3: Cross multiply
    2,048,969.81x = 2,824,949.79 × 1,680,087.92
  4. Step 4: Simplify right side
    2,048,969.81x = 4,746,164,002,660.79
  5. Step 5: Solve for x
    x = 4,746,164,002,660.79/2,048,969.81
  6. Step 6: Final answer
    x = 2,316,366.00

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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.