Home / 1,367,136.27-1,886,641.93-755,289.13

Finding the Fourth Proportional to 1,367,136.27, 1,886,641.93 and 755,289.13

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Solution

The fourth proportional to 1,367,136.27, 1,886,641.93 and 755,289.13 is: 1,042,295.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,367,136.27 : 1,886,641.93 = 755,289.13 : x
  2. Step 2: Convert to fraction form
    1,367,136.27/1,886,641.93 = 755,289.13/x
  3. Step 3: Cross multiply
    1,367,136.27x = 1,886,641.93 × 755,289.13
  4. Step 4: Simplify right side
    1,367,136.27x = 1,424,960,141,931.22
  5. Step 5: Solve for x
    x = 1,424,960,141,931.22/1,367,136.27
  6. Step 6: Final answer
    x = 1,042,295.62

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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.