Home / 1,300,819.35-1,793,944.51-1,117,000.18

Finding the Fourth Proportional to 1,300,819.35, 1,793,944.51 and 1,117,000.18

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Solution

The fourth proportional to 1,300,819.35, 1,793,944.51 and 1,117,000.18 is: 1,540,441.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,300,819.35 : 1,793,944.51 = 1,117,000.18 : x
  2. Step 2: Convert to fraction form
    1,300,819.35/1,793,944.51 = 1,117,000.18/x
  3. Step 3: Cross multiply
    1,300,819.35x = 1,793,944.51 × 1,117,000.18
  4. Step 4: Simplify right side
    1,300,819.35x = 2,003,836,336,222.13
  5. Step 5: Solve for x
    x = 2,003,836,336,222.13/1,300,819.35
  6. Step 6: Final answer
    x = 1,540,441.68

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.