Home / 4,821,389.37-6,653,077.56-2,860,929.59

Finding the Fourth Proportional to 4,821,389.37, 6,653,077.56 and 2,860,929.59

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Solution

The fourth proportional to 4,821,389.37, 6,653,077.56 and 2,860,929.59 is: 3,947,821.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,821,389.37 : 6,653,077.56 = 2,860,929.59 : x
  2. Step 2: Convert to fraction form
    4,821,389.37/6,653,077.56 = 2,860,929.59/x
  3. Step 3: Cross multiply
    4,821,389.37x = 6,653,077.56 × 2,860,929.59
  4. Step 4: Simplify right side
    4,821,389.37x = 19,033,986,422,703.61
  5. Step 5: Solve for x
    x = 19,033,986,422,703.61/4,821,389.37
  6. Step 6: Final answer
    x = 3,947,821.87

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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.