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Finding the Third Proportional to 760,289.75 and 1,062,929.75

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Solution

The third proportional to 760,289.75 and 1,062,929.75 is: 1,486,038.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    760,289.75 : 1,062,929.75 = 1,062,929.75 : x
  2. Step 2: Convert to fraction form
    760,289.75/1,062,929.75 = 1,062,929.75/x
  3. Step 3: Cross multiply
    760,289.75x = 1,062,929.75 × 1,062,929.75
  4. Step 4: Simplify right side
    760,289.75x = 1,129,819,653,435.06
  5. Step 5: Solve for x
    x = 1,129,819,653,435.06/760,289.75
  6. Step 6: Final answer
    x = 1,486,038.26

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.