Home / 1,184,609.90-1,776,913.40-385,890.14

Finding the Fourth Proportional to 1,184,609.90, 1,776,913.40 and 385,890.14

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Solution

The fourth proportional to 1,184,609.90, 1,776,913.40 and 385,890.14 is: 578,834.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,184,609.90 : 1,776,913.40 = 385,890.14 : x
  2. Step 2: Convert to fraction form
    1,184,609.90/1,776,913.40 = 385,890.14/x
  3. Step 3: Cross multiply
    1,184,609.90x = 1,776,913.40 × 385,890.14
  4. Step 4: Simplify right side
    1,184,609.90x = 685,693,352,774.03
  5. Step 5: Solve for x
    x = 685,693,352,774.03/1,184,609.90
  6. Step 6: Final answer
    x = 578,834.73

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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.