Home / 1,204,646.44-1,662,496.64-688,476.68

Finding the Fourth Proportional to 1,204,646.44, 1,662,496.64 and 688,476.68

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Solution

The fourth proportional to 1,204,646.44, 1,662,496.64 and 688,476.68 is: 950,146.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,204,646.44 : 1,662,496.64 = 688,476.68 : x
  2. Step 2: Convert to fraction form
    1,204,646.44/1,662,496.64 = 688,476.68/x
  3. Step 3: Cross multiply
    1,204,646.44x = 1,662,496.64 × 688,476.68
  4. Step 4: Simplify right side
    1,204,646.44x = 1,144,590,155,463.49
  5. Step 5: Solve for x
    x = 1,144,590,155,463.49/1,204,646.44
  6. Step 6: Final answer
    x = 950,146.14

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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.