Home / 2,972,612.72-4,102,068.25-1,683,462.39

Finding the Fourth Proportional to 2,972,612.72, 4,102,068.25 and 1,683,462.39

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Solution

The fourth proportional to 2,972,612.72, 4,102,068.25 and 1,683,462.39 is: 2,323,100.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,972,612.72 : 4,102,068.25 = 1,683,462.39 : x
  2. Step 2: Convert to fraction form
    2,972,612.72/4,102,068.25 = 1,683,462.39/x
  3. Step 3: Cross multiply
    2,972,612.72x = 4,102,068.25 × 1,683,462.39
  4. Step 4: Simplify right side
    2,972,612.72x = 6,905,677,606,809.69
  5. Step 5: Solve for x
    x = 6,905,677,606,809.69/2,972,612.72
  6. Step 6: Final answer
    x = 2,323,100.33

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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.