Home / 3,111,769.65-4,294,295.01-1,716,491.38

Finding the Fourth Proportional to 3,111,769.65, 4,294,295.01 and 1,716,491.38

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Solution

The fourth proportional to 3,111,769.65, 4,294,295.01 and 1,716,491.38 is: 2,368,787.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,111,769.65 : 4,294,295.01 = 1,716,491.38 : x
  2. Step 2: Convert to fraction form
    3,111,769.65/4,294,295.01 = 1,716,491.38/x
  3. Step 3: Cross multiply
    3,111,769.65x = 4,294,295.01 × 1,716,491.38
  4. Step 4: Simplify right side
    3,111,769.65x = 7,371,120,357,908.01
  5. Step 5: Solve for x
    x = 7,371,120,357,908.01/3,111,769.65
  6. Step 6: Final answer
    x = 2,368,787.28

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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.