Home / 1,897,483.49-2,618,517.89-1,038,028.13

Finding the Fourth Proportional to 1,897,483.49, 2,618,517.89 and 1,038,028.13

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Solution

The fourth proportional to 1,897,483.49, 2,618,517.89 and 1,038,028.13 is: 1,432,473.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,897,483.49 : 2,618,517.89 = 1,038,028.13 : x
  2. Step 2: Convert to fraction form
    1,897,483.49/2,618,517.89 = 1,038,028.13/x
  3. Step 3: Cross multiply
    1,897,483.49x = 2,618,517.89 × 1,038,028.13
  4. Step 4: Simplify right side
    1,897,483.49x = 2,718,095,223,538.11
  5. Step 5: Solve for x
    x = 2,718,095,223,538.11/1,897,483.49
  6. Step 6: Final answer
    x = 1,432,473.71

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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.