Home / 2,147,465-2,963,426.18-1,180,588.26

Finding the Fourth Proportional to 2,147,465, 2,963,426.18 and 1,180,588.26

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Solution

The fourth proportional to 2,147,465, 2,963,426.18 and 1,180,588.26 is: 1,629,170.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,147,465 : 2,963,426.18 = 1,180,588.26 : x
  2. Step 2: Convert to fraction form
    2,147,465/2,963,426.18 = 1,180,588.26/x
  3. Step 3: Cross multiply
    2,147,465x = 2,963,426.18 × 1,180,588.26
  4. Step 4: Simplify right side
    2,147,465x = 3,498,586,157,484.65
  5. Step 5: Solve for x
    x = 3,498,586,157,484.65/2,147,465
  6. Step 6: Final answer
    x = 1,629,170.28

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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.