Home / 1,184,278.89-1,776,401.85-285,713.01

Finding the Fourth Proportional to 1,184,278.89, 1,776,401.85 and 285,713.01

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Solution

The fourth proportional to 1,184,278.89, 1,776,401.85 and 285,713.01 is: 428,565.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,184,278.89 : 1,776,401.85 = 285,713.01 : x
  2. Step 2: Convert to fraction form
    1,184,278.89/1,776,401.85 = 285,713.01/x
  3. Step 3: Cross multiply
    1,184,278.89x = 1,776,401.85 × 285,713.01
  4. Step 4: Simplify right side
    1,184,278.89x = 507,541,119,533.07
  5. Step 5: Solve for x
    x = 507,541,119,533.07/1,184,278.89
  6. Step 6: Final answer
    x = 428,565.54

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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.