Home / 1,947,315.44-2,687,303.49-1,064,282.36

Finding the Fourth Proportional to 1,947,315.44, 2,687,303.49 and 1,064,282.36

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Solution

The fourth proportional to 1,947,315.44, 2,687,303.49 and 1,064,282.36 is: 1,468,714.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,947,315.44 : 2,687,303.49 = 1,064,282.36 : x
  2. Step 2: Convert to fraction form
    1,947,315.44/2,687,303.49 = 1,064,282.36/x
  3. Step 3: Cross multiply
    1,947,315.44x = 2,687,303.49 × 1,064,282.36
  4. Step 4: Simplify right side
    1,947,315.44x = 2,860,049,707,091.70
  5. Step 5: Solve for x
    x = 2,860,049,707,091.70/1,947,315.44
  6. Step 6: Final answer
    x = 1,468,714.13

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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.