Home / 3,000,321.16-4,140,455.81-1,623,664.93

Finding the Fourth Proportional to 3,000,321.16, 4,140,455.81 and 1,623,664.93

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Solution

The fourth proportional to 3,000,321.16, 4,140,455.81 and 1,623,664.93 is: 2,240,664.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,000,321.16 : 4,140,455.81 = 1,623,664.93 : x
  2. Step 2: Convert to fraction form
    3,000,321.16/4,140,455.81 = 1,623,664.93/x
  3. Step 3: Cross multiply
    3,000,321.16x = 4,140,455.81 × 1,623,664.93
  4. Step 4: Simplify right side
    3,000,321.16x = 6,722,712,892,911.74
  5. Step 5: Solve for x
    x = 6,722,712,892,911.74/3,000,321.16
  6. Step 6: Final answer
    x = 2,240,664.43

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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.