Home / 1,827,319.40-2,733,203.10-1,639,140.20

Finding the Fourth Proportional to 1,827,319.40, 2,733,203.10 and 1,639,140.20

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Solution

The fourth proportional to 1,827,319.40, 2,733,203.10 and 1,639,140.20 is: 2,451,735.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,827,319.40 : 2,733,203.10 = 1,639,140.20 : x
  2. Step 2: Convert to fraction form
    1,827,319.40/2,733,203.10 = 1,639,140.20/x
  3. Step 3: Cross multiply
    1,827,319.40x = 2,733,203.10 × 1,639,140.20
  4. Step 4: Simplify right side
    1,827,319.40x = 4,480,103,075,974.62
  5. Step 5: Solve for x
    x = 4,480,103,075,974.62/1,827,319.40
  6. Step 6: Final answer
    x = 2,451,735.08

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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.