Home / 1,379,706.14-1,903,862.48-1,017,325.64

Finding the Fourth Proportional to 1,379,706.14, 1,903,862.48 and 1,017,325.64

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Solution

The fourth proportional to 1,379,706.14, 1,903,862.48 and 1,017,325.64 is: 1,403,812.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,379,706.14 : 1,903,862.48 = 1,017,325.64 : x
  2. Step 2: Convert to fraction form
    1,379,706.14/1,903,862.48 = 1,017,325.64/x
  3. Step 3: Cross multiply
    1,379,706.14x = 1,903,862.48 × 1,017,325.64
  4. Step 4: Simplify right side
    1,379,706.14x = 1,936,848,115,937.99
  5. Step 5: Solve for x
    x = 1,936,848,115,937.99/1,379,706.14
  6. Step 6: Final answer
    x = 1,403,812.06

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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.