Home / 1,836,012.90-2,533,647.48-1,020,195.56

Finding the Fourth Proportional to 1,836,012.90, 2,533,647.48 and 1,020,195.56

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Solution

The fourth proportional to 1,836,012.90, 2,533,647.48 and 1,020,195.56 is: 1,407,841.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,836,012.90 : 2,533,647.48 = 1,020,195.56 : x
  2. Step 2: Convert to fraction form
    1,836,012.90/2,533,647.48 = 1,020,195.56/x
  3. Step 3: Cross multiply
    1,836,012.90x = 2,533,647.48 × 1,020,195.56
  4. Step 4: Simplify right side
    1,836,012.90x = 2,584,815,909,701.19
  5. Step 5: Solve for x
    x = 2,584,815,909,701.19/1,836,012.90
  6. Step 6: Final answer
    x = 1,407,841.91

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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.