Home / 1,900,829.89-2,623,123.38-1,029,647.95

Finding the Fourth Proportional to 1,900,829.89, 2,623,123.38 and 1,029,647.95

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Solution

The fourth proportional to 1,900,829.89, 2,623,123.38 and 1,029,647.95 is: 1,420,902.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,900,829.89 : 2,623,123.38 = 1,029,647.95 : x
  2. Step 2: Convert to fraction form
    1,900,829.89/2,623,123.38 = 1,029,647.95/x
  3. Step 3: Cross multiply
    1,900,829.89x = 2,623,123.38 × 1,029,647.95
  4. Step 4: Simplify right side
    1,900,829.89x = 2,700,893,610,814.07
  5. Step 5: Solve for x
    x = 2,700,893,610,814.07/1,900,829.89
  6. Step 6: Final answer
    x = 1,420,902.33

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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.