Home / 1,778,634.86-2,452,858.04-1,646,529.08

Finding the Fourth Proportional to 1,778,634.86, 2,452,858.04 and 1,646,529.08

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Solution

The fourth proportional to 1,778,634.86, 2,452,858.04 and 1,646,529.08 is: 2,270,675.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,778,634.86 : 2,452,858.04 = 1,646,529.08 : x
  2. Step 2: Convert to fraction form
    1,778,634.86/2,452,858.04 = 1,646,529.08/x
  3. Step 3: Cross multiply
    1,778,634.86x = 2,452,858.04 × 1,646,529.08
  4. Step 4: Simplify right side
    1,778,634.86x = 4,038,702,083,739.16
  5. Step 5: Solve for x
    x = 4,038,702,083,739.16/1,778,634.86
  6. Step 6: Final answer
    x = 2,270,675.21

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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.