Home / 2,569,068.80-3,849,916.80-1,889,849.60

Finding the Fourth Proportional to 2,569,068.80, 3,849,916.80 and 1,889,849.60

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Solution

The fourth proportional to 2,569,068.80, 3,849,916.80 and 1,889,849.60 is: 2,832,062.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,569,068.80 : 3,849,916.80 = 1,889,849.60 : x
  2. Step 2: Convert to fraction form
    2,569,068.80/3,849,916.80 = 1,889,849.60/x
  3. Step 3: Cross multiply
    2,569,068.80x = 3,849,916.80 × 1,889,849.60
  4. Step 4: Simplify right side
    2,569,068.80x = 7,275,763,724,513.28
  5. Step 5: Solve for x
    x = 7,275,763,724,513.28/2,569,068.80
  6. Step 6: Final answer
    x = 2,832,062.62

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.