Home / 2,940,553.15-4,120,973.45-2,940,553.15

Finding the Fourth Proportional to 2,940,553.15, 4,120,973.45 and 2,940,553.15

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Solution

The fourth proportional to 2,940,553.15, 4,120,973.45 and 2,940,553.15 is: 4,120,973.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,940,553.15 : 4,120,973.45 = 2,940,553.15 : x
  2. Step 2: Convert to fraction form
    2,940,553.15/4,120,973.45 = 2,940,553.15/x
  3. Step 3: Cross multiply
    2,940,553.15x = 4,120,973.45 × 2,940,553.15
  4. Step 4: Simplify right side
    2,940,553.15x = 12,117,941,459,463.87
  5. Step 5: Solve for x
    x = 12,117,941,459,463.87/2,940,553.15
  6. Step 6: Final answer
    x = 4,120,973.45

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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.