Home / 1,353,613.58-1,867,986.75-750,001.58

Finding the Fourth Proportional to 1,353,613.58, 1,867,986.75 and 750,001.58

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Solution

The fourth proportional to 1,353,613.58, 1,867,986.75 and 750,001.58 is: 1,035,002.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,353,613.58 : 1,867,986.75 = 750,001.58 : x
  2. Step 2: Convert to fraction form
    1,353,613.58/1,867,986.75 = 750,001.58/x
  3. Step 3: Cross multiply
    1,353,613.58x = 1,867,986.75 × 750,001.58
  4. Step 4: Simplify right side
    1,353,613.58x = 1,400,993,013,919.07
  5. Step 5: Solve for x
    x = 1,400,993,013,919.07/1,353,613.58
  6. Step 6: Final answer
    x = 1,035,002.19

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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.