Home / 1,304,292.84-1,799,159.62-820,090.60

Finding the Fourth Proportional to 1,304,292.84, 1,799,159.62 and 820,090.60

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Solution

The fourth proportional to 1,304,292.84, 1,799,159.62 and 820,090.60 is: 1,131,244.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,304,292.84 : 1,799,159.62 = 820,090.60 : x
  2. Step 2: Convert to fraction form
    1,304,292.84/1,799,159.62 = 820,090.60/x
  3. Step 3: Cross multiply
    1,304,292.84x = 1,799,159.62 × 820,090.60
  4. Step 4: Simplify right side
    1,304,292.84x = 1,475,473,892,261.57
  5. Step 5: Solve for x
    x = 1,475,473,892,261.57/1,304,292.84
  6. Step 6: Final answer
    x = 1,131,244.34

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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.