Home / 4,152,811.33-6,230,185.69-1,420,379.88

Finding the Fourth Proportional to 4,152,811.33, 6,230,185.69 and 1,420,379.88

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Solution

The fourth proportional to 4,152,811.33, 6,230,185.69 and 1,420,379.88 is: 2,130,901.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,152,811.33 : 6,230,185.69 = 1,420,379.88 : x
  2. Step 2: Convert to fraction form
    4,152,811.33/6,230,185.69 = 1,420,379.88/x
  3. Step 3: Cross multiply
    4,152,811.33x = 6,230,185.69 × 1,420,379.88
  4. Step 4: Simplify right side
    4,152,811.33x = 8,849,230,371,588.99
  5. Step 5: Solve for x
    x = 8,849,230,371,588.99/4,152,811.33
  6. Step 6: Final answer
    x = 2,130,901.13

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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.