Home / 1,897,618.84-2,618,743.52-1,038,193.48

Finding the Fourth Proportional to 1,897,618.84, 2,618,743.52 and 1,038,193.48

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Solution

The fourth proportional to 1,897,618.84, 2,618,743.52 and 1,038,193.48 is: 1,432,723.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,897,618.84 : 2,618,743.52 = 1,038,193.48 : x
  2. Step 2: Convert to fraction form
    1,897,618.84/2,618,743.52 = 1,038,193.48/x
  3. Step 3: Cross multiply
    1,897,618.84x = 2,618,743.52 × 1,038,193.48
  4. Step 4: Simplify right side
    1,897,618.84x = 2,718,762,448,256.25
  5. Step 5: Solve for x
    x = 2,718,762,448,256.25/1,897,618.84
  6. Step 6: Final answer
    x = 1,432,723.15

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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.