Home / 1,367,339.93-1,886,943.59-755,477.47

Finding the Fourth Proportional to 1,367,339.93, 1,886,943.59 and 755,477.47

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Solution

The fourth proportional to 1,367,339.93, 1,886,943.59 and 755,477.47 is: 1,042,566.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,367,339.93 : 1,886,943.59 = 755,477.47 : x
  2. Step 2: Convert to fraction form
    1,367,339.93/1,886,943.59 = 755,477.47/x
  3. Step 3: Cross multiply
    1,367,339.93x = 1,886,943.59 × 755,477.47
  4. Step 4: Simplify right side
    1,367,339.93x = 1,425,543,369,405.92
  5. Step 5: Solve for x
    x = 1,425,543,369,405.92/1,367,339.93
  6. Step 6: Final answer
    x = 1,042,566.91

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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.