Home / 1,178,724.42-1,626,835.39-695,408.36

Finding the Fourth Proportional to 1,178,724.42, 1,626,835.39 and 695,408.36

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Solution

The fourth proportional to 1,178,724.42, 1,626,835.39 and 695,408.36 is: 959,778.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,178,724.42 : 1,626,835.39 = 695,408.36 : x
  2. Step 2: Convert to fraction form
    1,178,724.42/1,626,835.39 = 695,408.36/x
  3. Step 3: Cross multiply
    1,178,724.42x = 1,626,835.39 × 695,408.36
  4. Step 4: Simplify right side
    1,178,724.42x = 1,131,314,920,677.16
  5. Step 5: Solve for x
    x = 1,131,314,920,677.16/1,178,724.42
  6. Step 6: Final answer
    x = 959,778.98

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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.