Home / 1,897,481.09-2,618,544.59-1,038,022.89

Finding the Fourth Proportional to 1,897,481.09, 2,618,544.59 and 1,038,022.89

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Solution

The fourth proportional to 1,897,481.09, 2,618,544.59 and 1,038,022.89 is: 1,432,482.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,897,481.09 : 2,618,544.59 = 1,038,022.89 : x
  2. Step 2: Convert to fraction form
    1,897,481.09/2,618,544.59 = 1,038,022.89/x
  3. Step 3: Cross multiply
    1,897,481.09x = 2,618,544.59 × 1,038,022.89
  4. Step 4: Simplify right side
    1,897,481.09x = 2,718,109,217,715.55
  5. Step 5: Solve for x
    x = 2,718,109,217,715.55/1,897,481.09
  6. Step 6: Final answer
    x = 1,432,482.91

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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.