Home / 1,496,439.89-2,065,423.43-979,893.77

Finding the Fourth Proportional to 1,496,439.89, 2,065,423.43 and 979,893.77

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Solution

The fourth proportional to 1,496,439.89, 2,065,423.43 and 979,893.77 is: 1,352,473.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,496,439.89 : 2,065,423.43 = 979,893.77 : x
  2. Step 2: Convert to fraction form
    1,496,439.89/2,065,423.43 = 979,893.77/x
  3. Step 3: Cross multiply
    1,496,439.89x = 2,065,423.43 × 979,893.77
  4. Step 4: Simplify right side
    1,496,439.89x = 2,023,895,541,406.00
  5. Step 5: Solve for x
    x = 2,023,895,541,406.00/1,496,439.89
  6. Step 6: Final answer
    x = 1,352,473.67

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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.