Home / 1,403,358.89-2,105,090.94-634,710.39

Finding the Fourth Proportional to 1,403,358.89, 2,105,090.94 and 634,710.39

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Solution

The fourth proportional to 1,403,358.89, 2,105,090.94 and 634,710.39 is: 952,089.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,403,358.89 : 2,105,090.94 = 634,710.39 : x
  2. Step 2: Convert to fraction form
    1,403,358.89/2,105,090.94 = 634,710.39/x
  3. Step 3: Cross multiply
    1,403,358.89x = 2,105,090.94 × 634,710.39
  4. Step 4: Simplify right side
    1,403,358.89x = 1,336,123,091,512.87
  5. Step 5: Solve for x
    x = 1,336,123,091,512.87/1,403,358.89
  6. Step 6: Final answer
    x = 952,089.38

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.