Home / 1,447,164.84-1,997,207.04-802,792.80

Finding the Fourth Proportional to 1,447,164.84, 1,997,207.04 and 802,792.80

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Solution

The fourth proportional to 1,447,164.84, 1,997,207.04 and 802,792.80 is: 1,107,920.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,447,164.84 : 1,997,207.04 = 802,792.80 : x
  2. Step 2: Convert to fraction form
    1,447,164.84/1,997,207.04 = 802,792.80/x
  3. Step 3: Cross multiply
    1,447,164.84x = 1,997,207.04 × 802,792.80
  4. Step 4: Simplify right side
    1,447,164.84x = 1,603,343,431,821.31
  5. Step 5: Solve for x
    x = 1,603,343,431,821.31/1,447,164.84
  6. Step 6: Final answer
    x = 1,107,920.39

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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.