Home / 4,781,968.86-7,173,384.05-1,543,583.31

Finding the Fourth Proportional to 4,781,968.86, 7,173,384.05 and 1,543,583.31

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Solution

The fourth proportional to 4,781,968.86, 7,173,384.05 and 1,543,583.31 is: 2,315,514.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,781,968.86 : 7,173,384.05 = 1,543,583.31 : x
  2. Step 2: Convert to fraction form
    4,781,968.86/7,173,384.05 = 1,543,583.31/x
  3. Step 3: Cross multiply
    4,781,968.86x = 7,173,384.05 × 1,543,583.31
  4. Step 4: Simplify right side
    4,781,968.86x = 11,072,715,895,800.21
  5. Step 5: Solve for x
    x = 11,072,715,895,800.21/4,781,968.86
  6. Step 6: Final answer
    x = 2,315,514.01

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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.