Home / 1,264,853.93-1,897,413.81-411,992.07

Finding the Fourth Proportional to 1,264,853.93, 1,897,413.81 and 411,992.07

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Solution

The fourth proportional to 1,264,853.93, 1,897,413.81 and 411,992.07 is: 618,031.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,264,853.93 : 1,897,413.81 = 411,992.07 : x
  2. Step 2: Convert to fraction form
    1,264,853.93/1,897,413.81 = 411,992.07/x
  3. Step 3: Cross multiply
    1,264,853.93x = 1,897,413.81 × 411,992.07
  4. Step 4: Simplify right side
    1,264,853.93x = 781,719,447,558.62
  5. Step 5: Solve for x
    x = 781,719,447,558.62/1,264,853.93
  6. Step 6: Final answer
    x = 618,031.40

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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.