Home / 1,184,394.89-1,776,194.53-385,488.56

Finding the Fourth Proportional to 1,184,394.89, 1,776,194.53 and 385,488.56

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Solution

The fourth proportional to 1,184,394.89, 1,776,194.53 and 385,488.56 is: 578,103.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,184,394.89 : 1,776,194.53 = 385,488.56 : x
  2. Step 2: Convert to fraction form
    1,184,394.89/1,776,194.53 = 385,488.56/x
  3. Step 3: Cross multiply
    1,184,394.89x = 1,776,194.53 × 385,488.56
  4. Step 4: Simplify right side
    1,184,394.89x = 684,702,675,126.34
  5. Step 5: Solve for x
    x = 684,702,675,126.34/1,184,394.89
  6. Step 6: Final answer
    x = 578,103.37

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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.