Home / 1,759,521.57-2,634,758.64-1,219,008.30

Finding the Fourth Proportional to 1,759,521.57, 2,634,758.64 and 1,219,008.30

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Solution

The fourth proportional to 1,759,521.57, 2,634,758.64 and 1,219,008.30 is: 1,825,378.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,759,521.57 : 2,634,758.64 = 1,219,008.30 : x
  2. Step 2: Convert to fraction form
    1,759,521.57/2,634,758.64 = 1,219,008.30/x
  3. Step 3: Cross multiply
    1,759,521.57x = 2,634,758.64 × 1,219,008.30
  4. Step 4: Simplify right side
    1,759,521.57x = 3,211,792,650,656.71
  5. Step 5: Solve for x
    x = 3,211,792,650,656.71/1,759,521.57
  6. Step 6: Final answer
    x = 1,825,378.39

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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.