Home / 1,882,064.45-2,821,509.63-816,303.80

Finding the Fourth Proportional to 1,882,064.45, 2,821,509.63 and 816,303.80

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Solution

The fourth proportional to 1,882,064.45, 2,821,509.63 and 816,303.80 is: 1,223,767.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,882,064.45 : 2,821,509.63 = 816,303.80 : x
  2. Step 2: Convert to fraction form
    1,882,064.45/2,821,509.63 = 816,303.80/x
  3. Step 3: Cross multiply
    1,882,064.45x = 2,821,509.63 × 816,303.80
  4. Step 4: Simplify right side
    1,882,064.45x = 2,303,209,018,598.05
  5. Step 5: Solve for x
    x = 2,303,209,018,598.05/1,882,064.45
  6. Step 6: Final answer
    x = 1,223,767.35

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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.