Home / 1,637,430-2,456,232.48-515,586.48

Finding the Fourth Proportional to 1,637,430, 2,456,232.48 and 515,586.48

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Solution

The fourth proportional to 1,637,430, 2,456,232.48 and 515,586.48 is: 773,407.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,637,430 : 2,456,232.48 = 515,586.48 : x
  2. Step 2: Convert to fraction form
    1,637,430/2,456,232.48 = 515,586.48/x
  3. Step 3: Cross multiply
    1,637,430x = 2,456,232.48 × 515,586.48
  4. Step 4: Simplify right side
    1,637,430x = 1,266,400,258,424.87
  5. Step 5: Solve for x
    x = 1,266,400,258,424.87/1,637,430
  6. Step 6: Final answer
    x = 773,407.27

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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.