Home / 3,184,740.70-4,776,753.30-879,561.53

Finding the Fourth Proportional to 3,184,740.70, 4,776,753.30 and 879,561.53

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Solution

The fourth proportional to 3,184,740.70, 4,776,753.30 and 879,561.53 is: 1,319,243.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,184,740.70 : 4,776,753.30 = 879,561.53 : x
  2. Step 2: Convert to fraction form
    3,184,740.70/4,776,753.30 = 879,561.53/x
  3. Step 3: Cross multiply
    3,184,740.70x = 4,776,753.30 × 879,561.53
  4. Step 4: Simplify right side
    3,184,740.70x = 4,201,448,436,582.74
  5. Step 5: Solve for x
    x = 4,201,448,436,582.74/3,184,740.70
  6. Step 6: Final answer
    x = 1,319,243.49

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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.