Home / 3,849,485.31-5,312,225.43-2,130,568.92

Finding the Fourth Proportional to 3,849,485.31, 5,312,225.43 and 2,130,568.92

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Solution

The fourth proportional to 3,849,485.31, 5,312,225.43 and 2,130,568.92 is: 2,940,149.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,849,485.31 : 5,312,225.43 = 2,130,568.92 : x
  2. Step 2: Convert to fraction form
    3,849,485.31/5,312,225.43 = 2,130,568.92/x
  3. Step 3: Cross multiply
    3,849,485.31x = 5,312,225.43 × 2,130,568.92
  4. Step 4: Simplify right side
    3,849,485.31x = 11,318,062,397,191.63
  5. Step 5: Solve for x
    x = 11,318,062,397,191.63/3,849,485.31
  6. Step 6: Final answer
    x = 2,940,149.52

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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.