Home / 1,604,765.30-2,214,803.21-993,115.06

Finding the Fourth Proportional to 1,604,765.30, 2,214,803.21 and 993,115.06

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Solution

The fourth proportional to 1,604,765.30, 2,214,803.21 and 993,115.06 is: 1,370,639.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,604,765.30 : 2,214,803.21 = 993,115.06 : x
  2. Step 2: Convert to fraction form
    1,604,765.30/2,214,803.21 = 993,115.06/x
  3. Step 3: Cross multiply
    1,604,765.30x = 2,214,803.21 × 993,115.06
  4. Step 4: Simplify right side
    1,604,765.30x = 2,199,554,412,284.76
  5. Step 5: Solve for x
    x = 2,199,554,412,284.76/1,604,765.30
  6. Step 6: Final answer
    x = 1,370,639.32

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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.