Home / 1,367,328.51-1,886,816.39-755,474.58

Finding the Fourth Proportional to 1,367,328.51, 1,886,816.39 and 755,474.58

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Solution

The fourth proportional to 1,367,328.51, 1,886,816.39 and 755,474.58 is: 1,042,501.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,367,328.51 : 1,886,816.39 = 755,474.58 : x
  2. Step 2: Convert to fraction form
    1,367,328.51/1,886,816.39 = 755,474.58/x
  3. Step 3: Cross multiply
    1,367,328.51x = 1,886,816.39 × 755,474.58
  4. Step 4: Simplify right side
    1,367,328.51x = 1,425,441,815,994.99
  5. Step 5: Solve for x
    x = 1,425,441,815,994.99/1,367,328.51
  6. Step 6: Final answer
    x = 1,042,501.35

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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.