Home / 1,184,113.23-1,634,823.45-821,410.22

Finding the Fourth Proportional to 1,184,113.23, 1,634,823.45 and 821,410.22

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Solution

The fourth proportional to 1,184,113.23, 1,634,823.45 and 821,410.22 is: 1,134,064.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,184,113.23 : 1,634,823.45 = 821,410.22 : x
  2. Step 2: Convert to fraction form
    1,184,113.23/1,634,823.45 = 821,410.22/x
  3. Step 3: Cross multiply
    1,184,113.23x = 1,634,823.45 × 821,410.22
  4. Step 4: Simplify right side
    1,184,113.23x = 1,342,860,681,551.54
  5. Step 5: Solve for x
    x = 1,342,860,681,551.54/1,184,113.23
  6. Step 6: Final answer
    x = 1,134,064.42

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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.