Home / 1,048,129.48-1,446,339-589,171.06

Finding the Fourth Proportional to 1,048,129.48, 1,446,339 and 589,171.06

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Solution

The fourth proportional to 1,048,129.48, 1,446,339 and 589,171.06 is: 813,011.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,048,129.48 : 1,446,339 = 589,171.06 : x
  2. Step 2: Convert to fraction form
    1,048,129.48/1,446,339 = 589,171.06/x
  3. Step 3: Cross multiply
    1,048,129.48x = 1,446,339 × 589,171.06
  4. Step 4: Simplify right side
    1,048,129.48x = 852,141,081,749.34
  5. Step 5: Solve for x
    x = 852,141,081,749.34/1,048,129.48
  6. Step 6: Final answer
    x = 813,011.27

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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.