Home / 1,059,287.51-1,460,444.69-686,086.45

Finding the Fourth Proportional to 1,059,287.51, 1,460,444.69 and 686,086.45

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Solution

The fourth proportional to 1,059,287.51, 1,460,444.69 and 686,086.45 is: 945,910.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,059,287.51 : 1,460,444.69 = 686,086.45 : x
  2. Step 2: Convert to fraction form
    1,059,287.51/1,460,444.69 = 686,086.45/x
  3. Step 3: Cross multiply
    1,059,287.51x = 1,460,444.69 × 686,086.45
  4. Step 4: Simplify right side
    1,059,287.51x = 1,001,991,305,336.91
  5. Step 5: Solve for x
    x = 1,001,991,305,336.91/1,059,287.51
  6. Step 6: Final answer
    x = 945,910.62

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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.