Home / 2,816,689.92-3,886,927.14-1,670,084.16

Finding the Fourth Proportional to 2,816,689.92, 3,886,927.14 and 1,670,084.16

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Solution

The fourth proportional to 2,816,689.92, 3,886,927.14 and 1,670,084.16 is: 2,304,653.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,816,689.92 : 3,886,927.14 = 1,670,084.16 : x
  2. Step 2: Convert to fraction form
    2,816,689.92/3,886,927.14 = 1,670,084.16/x
  3. Step 3: Cross multiply
    2,816,689.92x = 3,886,927.14 × 1,670,084.16
  4. Step 4: Simplify right side
    2,816,689.92x = 6,491,495,447,588.10
  5. Step 5: Solve for x
    x = 6,491,495,447,588.10/2,816,689.92
  6. Step 6: Final answer
    x = 2,304,653.91

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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.