Home / 3,018,935.72-4,166,240.07-1,730,025.20

Finding the Fourth Proportional to 3,018,935.72, 4,166,240.07 and 1,730,025.20

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Solution

The fourth proportional to 3,018,935.72, 4,166,240.07 and 1,730,025.20 is: 2,387,497.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,018,935.72 : 4,166,240.07 = 1,730,025.20 : x
  2. Step 2: Convert to fraction form
    3,018,935.72/4,166,240.07 = 1,730,025.20/x
  3. Step 3: Cross multiply
    3,018,935.72x = 4,166,240.07 × 1,730,025.20
  4. Step 4: Simplify right side
    3,018,935.72x = 7,207,700,310,349.76
  5. Step 5: Solve for x
    x = 7,207,700,310,349.76/3,018,935.72
  6. Step 6: Final answer
    x = 2,387,497.11

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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.