Home / 1,484,144.91-2,048,120.64-839,551.37

Finding the Fourth Proportional to 1,484,144.91, 2,048,120.64 and 839,551.37

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Solution

The fourth proportional to 1,484,144.91, 2,048,120.64 and 839,551.37 is: 1,158,581.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,484,144.91 : 2,048,120.64 = 839,551.37 : x
  2. Step 2: Convert to fraction form
    1,484,144.91/2,048,120.64 = 839,551.37/x
  3. Step 3: Cross multiply
    1,484,144.91x = 2,048,120.64 × 839,551.37
  4. Step 4: Simplify right side
    1,484,144.91x = 1,719,502,478,996.67
  5. Step 5: Solve for x
    x = 1,719,502,478,996.67/1,484,144.91
  6. Step 6: Final answer
    x = 1,158,581.26

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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.