Home / 1,353,701.03-1,867,613.15-809,852.45

Finding the Fourth Proportional to 1,353,701.03, 1,867,613.15 and 809,852.45

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Solution

The fourth proportional to 1,353,701.03, 1,867,613.15 and 809,852.45 is: 1,117,300.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,353,701.03 : 1,867,613.15 = 809,852.45 : x
  2. Step 2: Convert to fraction form
    1,353,701.03/1,867,613.15 = 809,852.45/x
  3. Step 3: Cross multiply
    1,353,701.03x = 1,867,613.15 × 809,852.45
  4. Step 4: Simplify right side
    1,353,701.03x = 1,512,491,077,866.28
  5. Step 5: Solve for x
    x = 1,512,491,077,866.28/1,353,701.03
  6. Step 6: Final answer
    x = 1,117,300.68

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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.