Home / 3,038,215.94-4,190,762.21-1,948,761.89

Finding the Fourth Proportional to 3,038,215.94, 4,190,762.21 and 1,948,761.89

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Solution

The fourth proportional to 3,038,215.94, 4,190,762.21 and 1,948,761.89 is: 2,688,024.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,038,215.94 : 4,190,762.21 = 1,948,761.89 : x
  2. Step 2: Convert to fraction form
    3,038,215.94/4,190,762.21 = 1,948,761.89/x
  3. Step 3: Cross multiply
    3,038,215.94x = 4,190,762.21 × 1,948,761.89
  4. Step 4: Simplify right side
    3,038,215.94x = 8,166,797,669,917.91
  5. Step 5: Solve for x
    x = 8,166,797,669,917.91/3,038,215.94
  6. Step 6: Final answer
    x = 2,688,024.10

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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.