Home / 1,348,986.71-1,861,606.54-737,139.51

Finding the Fourth Proportional to 1,348,986.71, 1,861,606.54 and 737,139.51

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Solution

The fourth proportional to 1,348,986.71, 1,861,606.54 and 737,139.51 is: 1,017,255.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,348,986.71 : 1,861,606.54 = 737,139.51 : x
  2. Step 2: Convert to fraction form
    1,348,986.71/1,861,606.54 = 737,139.51/x
  3. Step 3: Cross multiply
    1,348,986.71x = 1,861,606.54 × 737,139.51
  4. Step 4: Simplify right side
    1,348,986.71x = 1,372,263,732,708.40
  5. Step 5: Solve for x
    x = 1,372,263,732,708.40/1,348,986.71
  6. Step 6: Final answer
    x = 1,017,255.19

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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.