Home / 5,411,478.72-8,118,462-1,625,033.28

Finding the Fourth Proportional to 5,411,478.72, 8,118,462 and 1,625,033.28

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Solution

The fourth proportional to 5,411,478.72, 8,118,462 and 1,625,033.28 is: 2,437,923.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,411,478.72 : 8,118,462 = 1,625,033.28 : x
  2. Step 2: Convert to fraction form
    5,411,478.72/8,118,462 = 1,625,033.28/x
  3. Step 3: Cross multiply
    5,411,478.72x = 8,118,462 × 1,625,033.28
  4. Step 4: Simplify right side
    5,411,478.72x = 13,192,770,932,415.36
  5. Step 5: Solve for x
    x = 13,192,770,932,415.36/5,411,478.72
  6. Step 6: Final answer
    x = 2,437,923.46

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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.