Home / 4,586,000.30-6,879,000.45-1,889,429.30

Finding the Fourth Proportional to 4,586,000.30, 6,879,000.45 and 1,889,429.30

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Solution

The fourth proportional to 4,586,000.30, 6,879,000.45 and 1,889,429.30 is: 2,834,143.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,586,000.30 : 6,879,000.45 = 1,889,429.30 : x
  2. Step 2: Convert to fraction form
    4,586,000.30/6,879,000.45 = 1,889,429.30/x
  3. Step 3: Cross multiply
    4,586,000.30x = 6,879,000.45 × 1,889,429.30
  4. Step 4: Simplify right side
    4,586,000.30x = 12,997,385,004,943.19
  5. Step 5: Solve for x
    x = 12,997,385,004,943.19/4,586,000.30
  6. Step 6: Final answer
    x = 2,834,143.95

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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.