Home / 1,379,501.35-1,903,877.54-835,621.18

Finding the Fourth Proportional to 1,379,501.35, 1,903,877.54 and 835,621.18

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Solution

The fourth proportional to 1,379,501.35, 1,903,877.54 and 835,621.18 is: 1,153,257.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,379,501.35 : 1,903,877.54 = 835,621.18 : x
  2. Step 2: Convert to fraction form
    1,379,501.35/1,903,877.54 = 835,621.18/x
  3. Step 3: Cross multiply
    1,379,501.35x = 1,903,877.54 × 835,621.18
  4. Step 4: Simplify right side
    1,379,501.35x = 1,590,920,396,550.30
  5. Step 5: Solve for x
    x = 1,590,920,396,550.30/1,379,501.35
  6. Step 6: Final answer
    x = 1,153,257.59

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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.