Home / 1,202,750.51-1,659,752.37-686,531.03

Finding the Fourth Proportional to 1,202,750.51, 1,659,752.37 and 686,531.03

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Solution

The fourth proportional to 1,202,750.51, 1,659,752.37 and 686,531.03 is: 947,388.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,202,750.51 : 1,659,752.37 = 686,531.03 : x
  2. Step 2: Convert to fraction form
    1,202,750.51/1,659,752.37 = 686,531.03/x
  3. Step 3: Cross multiply
    1,202,750.51x = 1,659,752.37 × 686,531.03
  4. Step 4: Simplify right side
    1,202,750.51x = 1,139,471,495,822.28
  5. Step 5: Solve for x
    x = 1,139,471,495,822.28/1,202,750.51
  6. Step 6: Final answer
    x = 947,388.08

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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.