Home / 3,071,681.19-4,239,763.26-1,782,936.77

Finding the Fourth Proportional to 3,071,681.19, 4,239,763.26 and 1,782,936.77

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Solution

The fourth proportional to 3,071,681.19, 4,239,763.26 and 1,782,936.77 is: 2,460,942.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,071,681.19 : 4,239,763.26 = 1,782,936.77 : x
  2. Step 2: Convert to fraction form
    3,071,681.19/4,239,763.26 = 1,782,936.77/x
  3. Step 3: Cross multiply
    3,071,681.19x = 4,239,763.26 × 1,782,936.77
  4. Step 4: Simplify right side
    3,071,681.19x = 7,559,229,784,464.24
  5. Step 5: Solve for x
    x = 7,559,229,784,464.24/3,071,681.19
  6. Step 6: Final answer
    x = 2,460,942.17

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1.5x scale

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.