Home / 1,821,158.16-2,732,033.70-684,008.88

Finding the Fourth Proportional to 1,821,158.16, 2,732,033.70 and 684,008.88

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Solution

The fourth proportional to 1,821,158.16, 2,732,033.70 and 684,008.88 is: 1,026,124.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,821,158.16 : 2,732,033.70 = 684,008.88 : x
  2. Step 2: Convert to fraction form
    1,821,158.16/2,732,033.70 = 684,008.88/x
  3. Step 3: Cross multiply
    1,821,158.16x = 2,732,033.70 × 684,008.88
  4. Step 4: Simplify right side
    1,821,158.16x = 1,868,735,311,259.26
  5. Step 5: Solve for x
    x = 1,868,735,311,259.26/1,821,158.16
  6. Step 6: Final answer
    x = 1,026,124.67

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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.