Home / 4,788,112-6,607,733.12-2,642,074.24

Finding the Fourth Proportional to 4,788,112, 6,607,733.12 and 2,642,074.24

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Solution

The fourth proportional to 4,788,112, 6,607,733.12 and 2,642,074.24 is: 3,646,138.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,788,112 : 6,607,733.12 = 2,642,074.24 : x
  2. Step 2: Convert to fraction form
    4,788,112/6,607,733.12 = 2,642,074.24/x
  3. Step 3: Cross multiply
    4,788,112x = 6,607,733.12 × 2,642,074.24
  4. Step 4: Simplify right side
    4,788,112x = 17,458,121,461,146.83
  5. Step 5: Solve for x
    x = 17,458,121,461,146.83/4,788,112
  6. Step 6: Final answer
    x = 3,646,138.91

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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.