Home / 1,415,011.36-1,952,697.36-770,424.16

Finding the Fourth Proportional to 1,415,011.36, 1,952,697.36 and 770,424.16

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Solution

The fourth proportional to 1,415,011.36, 1,952,697.36 and 770,424.16 is: 1,063,175.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,415,011.36 : 1,952,697.36 = 770,424.16 : x
  2. Step 2: Convert to fraction form
    1,415,011.36/1,952,697.36 = 770,424.16/x
  3. Step 3: Cross multiply
    1,415,011.36x = 1,952,697.36 × 770,424.16
  4. Step 4: Simplify right side
    1,415,011.36x = 1,504,405,223,312.22
  5. Step 5: Solve for x
    x = 1,504,405,223,312.22/1,415,011.36
  6. Step 6: Final answer
    x = 1,063,175.37

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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.