Home / 1,641,355.86-2,265,448.95-962,511.06

Finding the Fourth Proportional to 1,641,355.86, 2,265,448.95 and 962,511.06

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Solution

The fourth proportional to 1,641,355.86, 2,265,448.95 and 962,511.06 is: 1,328,486.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,641,355.86 : 2,265,448.95 = 962,511.06 : x
  2. Step 2: Convert to fraction form
    1,641,355.86/2,265,448.95 = 962,511.06/x
  3. Step 3: Cross multiply
    1,641,355.86x = 2,265,448.95 × 962,511.06
  4. Step 4: Simplify right side
    1,641,355.86x = 2,180,519,670,240.39
  5. Step 5: Solve for x
    x = 2,180,519,670,240.39/1,641,355.86
  6. Step 6: Final answer
    x = 1,328,486.85

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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.