Home / 1,296,004.50-1,788,486.21-759,460.50

Finding the Fourth Proportional to 1,296,004.50, 1,788,486.21 and 759,460.50

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Solution

The fourth proportional to 1,296,004.50, 1,788,486.21 and 759,460.50 is: 1,048,055.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,296,004.50 : 1,788,486.21 = 759,460.50 : x
  2. Step 2: Convert to fraction form
    1,296,004.50/1,788,486.21 = 759,460.50/x
  3. Step 3: Cross multiply
    1,296,004.50x = 1,788,486.21 × 759,460.50
  4. Step 4: Simplify right side
    1,296,004.50x = 1,358,284,631,289.71
  5. Step 5: Solve for x
    x = 1,358,284,631,289.71/1,296,004.50
  6. Step 6: Final answer
    x = 1,048,055.49

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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.