Home / 1,204,674.04-1,662,434.49-688,422.06

Finding the Fourth Proportional to 1,204,674.04, 1,662,434.49 and 688,422.06

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Solution

The fourth proportional to 1,204,674.04, 1,662,434.49 and 688,422.06 is: 950,013.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,204,674.04 : 1,662,434.49 = 688,422.06 : x
  2. Step 2: Convert to fraction form
    1,204,674.04/1,662,434.49 = 688,422.06/x
  3. Step 3: Cross multiply
    1,204,674.04x = 1,662,434.49 × 688,422.06
  4. Step 4: Simplify right side
    1,204,674.04x = 1,144,456,564,466.57
  5. Step 5: Solve for x
    x = 1,144,456,564,466.57/1,204,674.04
  6. Step 6: Final answer
    x = 950,013.47

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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.