Home / 3,280,312.12-4,526,832.65-1,830,007.56

Finding the Fourth Proportional to 3,280,312.12, 4,526,832.65 and 1,830,007.56

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Solution

The fourth proportional to 3,280,312.12, 4,526,832.65 and 1,830,007.56 is: 2,525,411.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,280,312.12 : 4,526,832.65 = 1,830,007.56 : x
  2. Step 2: Convert to fraction form
    3,280,312.12/4,526,832.65 = 1,830,007.56/x
  3. Step 3: Cross multiply
    3,280,312.12x = 4,526,832.65 × 1,830,007.56
  4. Step 4: Simplify right side
    3,280,312.12x = 8,284,137,972,354.84
  5. Step 5: Solve for x
    x = 8,284,137,972,354.84/3,280,312.12
  6. Step 6: Final answer
    x = 2,525,411.51

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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.