Home / 4,123,549.89-5,690,239.47-2,490,990.84

Finding the Fourth Proportional to 4,123,549.89, 5,690,239.47 and 2,490,990.84

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Solution

The fourth proportional to 4,123,549.89, 5,690,239.47 and 2,490,990.84 is: 3,437,410.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,123,549.89 : 5,690,239.47 = 2,490,990.84 : x
  2. Step 2: Convert to fraction form
    4,123,549.89/5,690,239.47 = 2,490,990.84/x
  3. Step 3: Cross multiply
    4,123,549.89x = 5,690,239.47 × 2,490,990.84
  4. Step 4: Simplify right side
    4,123,549.89x = 14,174,334,397,176.45
  5. Step 5: Solve for x
    x = 14,174,334,397,176.45/4,123,549.89
  6. Step 6: Final answer
    x = 3,437,410.67

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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.