Home / 1,481,898.28-2,045,021.71-802,834.78

Finding the Fourth Proportional to 1,481,898.28, 2,045,021.71 and 802,834.78

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Solution

The fourth proportional to 1,481,898.28, 2,045,021.71 and 802,834.78 is: 1,107,913.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,481,898.28 : 2,045,021.71 = 802,834.78 : x
  2. Step 2: Convert to fraction form
    1,481,898.28/2,045,021.71 = 802,834.78/x
  3. Step 3: Cross multiply
    1,481,898.28x = 2,045,021.71 × 802,834.78
  4. Step 4: Simplify right side
    1,481,898.28x = 1,641,814,554,643.07
  5. Step 5: Solve for x
    x = 1,641,814,554,643.07/1,481,898.28
  6. Step 6: Final answer
    x = 1,107,913.13

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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.