Home / 1,556,823.70-2,336,219.70-917,126.20

Finding the Fourth Proportional to 1,556,823.70, 2,336,219.70 and 917,126.20

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Solution

The fourth proportional to 1,556,823.70, 2,336,219.70 and 917,126.20 is: 1,376,269.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,556,823.70 : 2,336,219.70 = 917,126.20 : x
  2. Step 2: Convert to fraction form
    1,556,823.70/2,336,219.70 = 917,126.20/x
  3. Step 3: Cross multiply
    1,556,823.70x = 2,336,219.70 × 917,126.20
  4. Step 4: Simplify right side
    1,556,823.70x = 2,142,608,295,826.14
  5. Step 5: Solve for x
    x = 2,142,608,295,826.14/1,556,823.70
  6. Step 6: Final answer
    x = 1,376,269.06

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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.