Home / 1,316,409.26-1,974,222.63-558,239.54

Finding the Fourth Proportional to 1,316,409.26, 1,974,222.63 and 558,239.54

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Solution

The fourth proportional to 1,316,409.26, 1,974,222.63 and 558,239.54 is: 837,193.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,316,409.26 : 1,974,222.63 = 558,239.54 : x
  2. Step 2: Convert to fraction form
    1,316,409.26/1,974,222.63 = 558,239.54/x
  3. Step 3: Cross multiply
    1,316,409.26x = 1,974,222.63 × 558,239.54
  4. Step 4: Simplify right side
    1,316,409.26x = 1,102,089,122,957.68
  5. Step 5: Solve for x
    x = 1,102,089,122,957.68/1,316,409.26
  6. Step 6: Final answer
    x = 837,193.39

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.