Home / 1,296,853.69-1,789,342.91-760,206.01

Finding the Fourth Proportional to 1,296,853.69, 1,789,342.91 and 760,206.01

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Solution

The fourth proportional to 1,296,853.69, 1,789,342.91 and 760,206.01 is: 1,048,899.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,296,853.69 : 1,789,342.91 = 760,206.01 : x
  2. Step 2: Convert to fraction form
    1,296,853.69/1,789,342.91 = 760,206.01/x
  3. Step 3: Cross multiply
    1,296,853.69x = 1,789,342.91 × 760,206.01
  4. Step 4: Simplify right side
    1,296,853.69x = 1,360,269,230,331.86
  5. Step 5: Solve for x
    x = 1,360,269,230,331.86/1,296,853.69
  6. Step 6: Final answer
    x = 1,048,899.53

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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.