Home / 1,070,697.44-1,603,240.40-753,436.64

Finding the Fourth Proportional to 1,070,697.44, 1,603,240.40 and 753,436.64

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Solution

The fourth proportional to 1,070,697.44, 1,603,240.40 and 753,436.64 is: 1,128,180.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,070,697.44 : 1,603,240.40 = 753,436.64 : x
  2. Step 2: Convert to fraction form
    1,070,697.44/1,603,240.40 = 753,436.64/x
  3. Step 3: Cross multiply
    1,070,697.44x = 1,603,240.40 × 753,436.64
  4. Step 4: Simplify right side
    1,070,697.44x = 1,207,940,060,088.26
  5. Step 5: Solve for x
    x = 1,207,940,060,088.26/1,070,697.44
  6. Step 6: Final answer
    x = 1,128,180.58

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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.