Home / 1,301,582.86-1,953,633.69-628,138.24

Finding the Fourth Proportional to 1,301,582.86, 1,953,633.69 and 628,138.24

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Solution

The fourth proportional to 1,301,582.86, 1,953,633.69 and 628,138.24 is: 942,815.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,301,582.86 : 1,953,633.69 = 628,138.24 : x
  2. Step 2: Convert to fraction form
    1,301,582.86/1,953,633.69 = 628,138.24/x
  3. Step 3: Cross multiply
    1,301,582.86x = 1,953,633.69 × 628,138.24
  4. Step 4: Simplify right side
    1,301,582.86x = 1,227,152,022,757.22
  5. Step 5: Solve for x
    x = 1,227,152,022,757.22/1,301,582.86
  6. Step 6: Final answer
    x = 942,815.14

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.