Home / 1,464,580-2,021,151.12-828,676

Finding the Fourth Proportional to 1,464,580, 2,021,151.12 and 828,676

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Solution

The fourth proportional to 1,464,580, 2,021,151.12 and 828,676 is: 1,143,590.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,464,580 : 2,021,151.12 = 828,676 : x
  2. Step 2: Convert to fraction form
    1,464,580/2,021,151.12 = 828,676/x
  3. Step 3: Cross multiply
    1,464,580x = 2,021,151.12 × 828,676
  4. Step 4: Simplify right side
    1,464,580x = 1,674,879,425,517.12
  5. Step 5: Solve for x
    x = 1,674,879,425,517.12/1,464,580
  6. Step 6: Final answer
    x = 1,143,590.26

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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.