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Finding the Fourth Proportional to 2,199,501.40, 3,083,501 and 2,199,501.40

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Solution

The fourth proportional to 2,199,501.40, 3,083,501 and 2,199,501.40 is: 3,083,501

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,199,501.40 : 3,083,501 = 2,199,501.40 : x
  2. Step 2: Convert to fraction form
    2,199,501.40/3,083,501 = 2,199,501.40/x
  3. Step 3: Cross multiply
    2,199,501.40x = 3,083,501 × 2,199,501.40
  4. Step 4: Simplify right side
    2,199,501.40x = 6,782,164,766,401.40
  5. Step 5: Solve for x
    x = 6,782,164,766,401.40/2,199,501.40
  6. Step 6: Final answer
    x = 3,083,501

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.