Home / 1,169,847.42-1,754,771.13-421,893.42

Finding the Fourth Proportional to 1,169,847.42, 1,754,771.13 and 421,893.42

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Solution

The fourth proportional to 1,169,847.42, 1,754,771.13 and 421,893.42 is: 632,840.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,169,847.42 : 1,754,771.13 = 421,893.42 : x
  2. Step 2: Convert to fraction form
    1,169,847.42/1,754,771.13 = 421,893.42/x
  3. Step 3: Cross multiply
    1,169,847.42x = 1,754,771.13 × 421,893.42
  4. Step 4: Simplify right side
    1,169,847.42x = 740,326,393,352.97
  5. Step 5: Solve for x
    x = 740,326,393,352.97/1,169,847.42
  6. Step 6: Final answer
    x = 632,840.13

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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.