Home / 783,157.90-1,174,736.85-735,918.70

Finding the Fourth Proportional to 783,157.90, 1,174,736.85 and 735,918.70

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Solution

The fourth proportional to 783,157.90, 1,174,736.85 and 735,918.70 is: 1,103,878.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    783,157.90 : 1,174,736.85 = 735,918.70 : x
  2. Step 2: Convert to fraction form
    783,157.90/1,174,736.85 = 735,918.70/x
  3. Step 3: Cross multiply
    783,157.90x = 1,174,736.85 × 735,918.70
  4. Step 4: Simplify right side
    783,157.90x = 864,510,815,494.10
  5. Step 5: Solve for x
    x = 864,510,815,494.10/783,157.90
  6. Step 6: Final answer
    x = 1,103,878.05

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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.