Home / 4,000,370.05-5,520,510.47-2,164,828.39

Finding the Fourth Proportional to 4,000,370.05, 5,520,510.47 and 2,164,828.39

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Solution

The fourth proportional to 4,000,370.05, 5,520,510.47 and 2,164,828.39 is: 2,987,463.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,000,370.05 : 5,520,510.47 = 2,164,828.39 : x
  2. Step 2: Convert to fraction form
    4,000,370.05/5,520,510.47 = 2,164,828.39/x
  3. Step 3: Cross multiply
    4,000,370.05x = 5,520,510.47 × 2,164,828.39
  4. Step 4: Simplify right side
    4,000,370.05x = 11,950,957,770,557.76
  5. Step 5: Solve for x
    x = 11,950,957,770,557.76/4,000,370.05
  6. Step 6: Final answer
    x = 2,987,463.07

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1.5x scale

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.