Home / 1,353,601.96-1,868,166.66-780,528.04

Finding the Fourth Proportional to 1,353,601.96, 1,868,166.66 and 780,528.04

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Solution

The fourth proportional to 1,353,601.96, 1,868,166.66 and 780,528.04 is: 1,077,241.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,353,601.96 : 1,868,166.66 = 780,528.04 : x
  2. Step 2: Convert to fraction form
    1,353,601.96/1,868,166.66 = 780,528.04/x
  3. Step 3: Cross multiply
    1,353,601.96x = 1,868,166.66 × 780,528.04
  4. Step 4: Simplify right side
    1,353,601.96x = 1,458,156,461,523.15
  5. Step 5: Solve for x
    x = 1,458,156,461,523.15/1,353,601.96
  6. Step 6: Final answer
    x = 1,077,241.69

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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.