Home / 1,070,701.44-1,603,246.40-753,440.64

Finding the Fourth Proportional to 1,070,701.44, 1,603,246.40 and 753,440.64

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Solution

The fourth proportional to 1,070,701.44, 1,603,246.40 and 753,440.64 is: 1,128,186.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,070,701.44 : 1,603,246.40 = 753,440.64 : x
  2. Step 2: Convert to fraction form
    1,070,701.44/1,603,246.40 = 753,440.64/x
  3. Step 3: Cross multiply
    1,070,701.44x = 1,603,246.40 × 753,440.64
  4. Step 4: Simplify right side
    1,070,701.44x = 1,207,950,993,693.70
  5. Step 5: Solve for x
    x = 1,207,950,993,693.70/1,070,701.44
  6. Step 6: Final answer
    x = 1,128,186.58

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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.