Home / 1,362,205.24-1,877,879.30-953,039.40

Finding the Fourth Proportional to 1,362,205.24, 1,877,879.30 and 953,039.40

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Solution

The fourth proportional to 1,362,205.24, 1,877,879.30 and 953,039.40 is: 1,313,820.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,362,205.24 : 1,877,879.30 = 953,039.40 : x
  2. Step 2: Convert to fraction form
    1,362,205.24/1,877,879.30 = 953,039.40/x
  3. Step 3: Cross multiply
    1,362,205.24x = 1,877,879.30 × 953,039.40
  4. Step 4: Simplify right side
    1,362,205.24x = 1,789,692,961,344.42
  5. Step 5: Solve for x
    x = 1,789,692,961,344.42/1,362,205.24
  6. Step 6: Final answer
    x = 1,313,820.35

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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.