Home / 1,284,893.34-1,773,152.53-768,669

Finding the Fourth Proportional to 1,284,893.34, 1,773,152.53 and 768,669

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Solution

The fourth proportional to 1,284,893.34, 1,773,152.53 and 768,669 is: 1,060,763.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,284,893.34 : 1,773,152.53 = 768,669 : x
  2. Step 2: Convert to fraction form
    1,284,893.34/1,773,152.53 = 768,669/x
  3. Step 3: Cross multiply
    1,284,893.34x = 1,773,152.53 × 768,669
  4. Step 4: Simplify right side
    1,284,893.34x = 1,362,967,382,082.57
  5. Step 5: Solve for x
    x = 1,362,967,382,082.57/1,284,893.34
  6. Step 6: Final answer
    x = 1,060,763.05

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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.