Home / 1,604,590.84-2,214,234.99-879,387.11

Finding the Fourth Proportional to 1,604,590.84, 2,214,234.99 and 879,387.11

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Solution

The fourth proportional to 1,604,590.84, 2,214,234.99 and 879,387.11 is: 1,213,499.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,604,590.84 : 2,214,234.99 = 879,387.11 : x
  2. Step 2: Convert to fraction form
    1,604,590.84/2,214,234.99 = 879,387.11/x
  3. Step 3: Cross multiply
    1,604,590.84x = 2,214,234.99 × 879,387.11
  4. Step 4: Simplify right side
    1,604,590.84x = 1,947,169,708,716.98
  5. Step 5: Solve for x
    x = 1,947,169,708,716.98/1,604,590.84
  6. Step 6: Final answer
    x = 1,213,499.21

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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.