Home / 1,626,216.81-2,439,330.69-411,792.86

Finding the Fourth Proportional to 1,626,216.81, 2,439,330.69 and 411,792.86

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Solution

The fourth proportional to 1,626,216.81, 2,439,330.69 and 411,792.86 is: 617,690.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,626,216.81 : 2,439,330.69 = 411,792.86 : x
  2. Step 2: Convert to fraction form
    1,626,216.81/2,439,330.69 = 411,792.86/x
  3. Step 3: Cross multiply
    1,626,216.81x = 2,439,330.69 × 411,792.86
  4. Step 4: Simplify right side
    1,626,216.81x = 1,004,498,949,124.22
  5. Step 5: Solve for x
    x = 1,004,498,949,124.22/1,626,216.81
  6. Step 6: Final answer
    x = 617,690.67

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1.5x scale

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.