Home / 1,184,613.31-1,776,918.57-385,893.55

Finding the Fourth Proportional to 1,184,613.31, 1,776,918.57 and 385,893.55

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Solution

The fourth proportional to 1,184,613.31, 1,776,918.57 and 385,893.55 is: 578,839.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,184,613.31 : 1,776,918.57 = 385,893.55 : x
  2. Step 2: Convert to fraction form
    1,184,613.31/1,776,918.57 = 385,893.55/x
  3. Step 3: Cross multiply
    1,184,613.31x = 1,776,918.57 × 385,893.55
  4. Step 4: Simplify right side
    1,184,613.31x = 685,701,415,038.22
  5. Step 5: Solve for x
    x = 685,701,415,038.22/1,184,613.31
  6. Step 6: Final answer
    x = 578,839.87

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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.