Home / 1,314,579.25-1,814,119.37-710,967.25

Finding the Fourth Proportional to 1,314,579.25, 1,814,119.37 and 710,967.25

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Solution

The fourth proportional to 1,314,579.25, 1,814,119.37 and 710,967.25 is: 981,134.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,314,579.25 : 1,814,119.37 = 710,967.25 : x
  2. Step 2: Convert to fraction form
    1,314,579.25/1,814,119.37 = 710,967.25/x
  3. Step 3: Cross multiply
    1,314,579.25x = 1,814,119.37 × 710,967.25
  4. Step 4: Simplify right side
    1,314,579.25x = 1,289,779,459,660.63
  5. Step 5: Solve for x
    x = 1,289,779,459,660.63/1,314,579.25
  6. Step 6: Final answer
    x = 981,134.81

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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.