Home / 3,487,147.95-4,812,268.40-1,959,254.19

Finding the Fourth Proportional to 3,487,147.95, 4,812,268.40 and 1,959,254.19

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Solution

The fourth proportional to 3,487,147.95, 4,812,268.40 and 1,959,254.19 is: 2,703,773.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,487,147.95 : 4,812,268.40 = 1,959,254.19 : x
  2. Step 2: Convert to fraction form
    3,487,147.95/4,812,268.40 = 1,959,254.19/x
  3. Step 3: Cross multiply
    3,487,147.95x = 4,812,268.40 × 1,959,254.19
  4. Step 4: Simplify right side
    3,487,147.95x = 9,428,457,016,308.32
  5. Step 5: Solve for x
    x = 9,428,457,016,308.32/3,487,147.95
  6. Step 6: Final answer
    x = 2,703,773.16

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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.