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Finding the Fourth Proportional to 1,997,064, 2,995,596 and 667,368

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Solution

The fourth proportional to 1,997,064, 2,995,596 and 667,368 is: 1,001,052

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,997,064 : 2,995,596 = 667,368 : x
  2. Step 2: Convert to fraction form
    1,997,064/2,995,596 = 667,368/x
  3. Step 3: Cross multiply
    1,997,064x = 2,995,596 × 667,368
  4. Step 4: Simplify right side
    1,997,064x = 1,999,164,911,328
  5. Step 5: Solve for x
    x = 1,999,164,911,328/1,997,064
  6. Step 6: Final answer
    x = 1,001,052

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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.