Home / 1,626,217.81-2,439,332.19-411,793.86

Finding the Fourth Proportional to 1,626,217.81, 2,439,332.19 and 411,793.86

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Solution

The fourth proportional to 1,626,217.81, 2,439,332.19 and 411,793.86 is: 617,692.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,626,217.81 : 2,439,332.19 = 411,793.86 : x
  2. Step 2: Convert to fraction form
    1,626,217.81/2,439,332.19 = 411,793.86/x
  3. Step 3: Cross multiply
    1,626,217.81x = 2,439,332.19 × 411,793.86
  4. Step 4: Simplify right side
    1,626,217.81x = 1,004,502,018,342.35
  5. Step 5: Solve for x
    x = 1,004,502,018,342.35/1,626,217.81
  6. Step 6: Final answer
    x = 617,692.18

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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.