Home / 1,008,051.35-1,512,077.03-931,068.95

Finding the Fourth Proportional to 1,008,051.35, 1,512,077.03 and 931,068.95

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Solution

The fourth proportional to 1,008,051.35, 1,512,077.03 and 931,068.95 is: 1,396,603.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,008,051.35 : 1,512,077.03 = 931,068.95 : x
  2. Step 2: Convert to fraction form
    1,008,051.35/1,512,077.03 = 931,068.95/x
  3. Step 3: Cross multiply
    1,008,051.35x = 1,512,077.03 × 931,068.95
  4. Step 4: Simplify right side
    1,008,051.35x = 1,407,847,967,985.87
  5. Step 5: Solve for x
    x = 1,407,847,967,985.87/1,008,051.35
  6. Step 6: Final answer
    x = 1,396,603.43

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.