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Finding the Fourth Proportional to 4,736,803.93, 7,102,486.08 and 1,854,796.39

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Solution

The fourth proportional to 4,736,803.93, 7,102,486.08 and 1,854,796.39 is: 2,781,129.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,736,803.93 : 7,102,486.08 = 1,854,796.39 : x
  2. Step 2: Convert to fraction form
    4,736,803.93/7,102,486.08 = 1,854,796.39/x
  3. Step 3: Cross multiply
    4,736,803.93x = 7,102,486.08 × 1,854,796.39
  4. Step 4: Simplify right side
    4,736,803.93x = 13,173,665,523,453.04
  5. Step 5: Solve for x
    x = 13,173,665,523,453.04/4,736,803.93
  6. Step 6: Final answer
    x = 2,781,129.58

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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.