Home / 4,876,430.80-7,314,670.50-1,999,369.12

Finding the Fourth Proportional to 4,876,430.80, 7,314,670.50 and 1,999,369.12

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Solution

The fourth proportional to 4,876,430.80, 7,314,670.50 and 1,999,369.12 is: 2,999,063.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,876,430.80 : 7,314,670.50 = 1,999,369.12 : x
  2. Step 2: Convert to fraction form
    4,876,430.80/7,314,670.50 = 1,999,369.12/x
  3. Step 3: Cross multiply
    4,876,430.80x = 7,314,670.50 × 1,999,369.12
  4. Step 4: Simplify right side
    4,876,430.80x = 14,624,726,320,674.96
  5. Step 5: Solve for x
    x = 14,624,726,320,674.96/4,876,430.80
  6. Step 6: Final answer
    x = 2,999,063.64

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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.