Home / 1,173,758.96-1,619,763-637,214.96

Finding the Fourth Proportional to 1,173,758.96, 1,619,763 and 637,214.96

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Solution

The fourth proportional to 1,173,758.96, 1,619,763 and 637,214.96 is: 879,343.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,173,758.96 : 1,619,763 = 637,214.96 : x
  2. Step 2: Convert to fraction form
    1,173,758.96/1,619,763 = 637,214.96/x
  3. Step 3: Cross multiply
    1,173,758.96x = 1,619,763 × 637,214.96
  4. Step 4: Simplify right side
    1,173,758.96x = 1,032,137,215,254.48
  5. Step 5: Solve for x
    x = 1,032,137,215,254.48/1,173,758.96
  6. Step 6: Final answer
    x = 879,343.42

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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.