Home / 1,897,968.94-2,619,229.95-1,038,543.55

Finding the Fourth Proportional to 1,897,968.94, 2,619,229.95 and 1,038,543.55

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Solution

The fourth proportional to 1,897,968.94, 2,619,229.95 and 1,038,543.55 is: 1,433,208.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,897,968.94 : 2,619,229.95 = 1,038,543.55 : x
  2. Step 2: Convert to fraction form
    1,897,968.94/2,619,229.95 = 1,038,543.55/x
  3. Step 3: Cross multiply
    1,897,968.94x = 2,619,229.95 × 1,038,543.55
  4. Step 4: Simplify right side
    1,897,968.94x = 2,720,184,363,991.25
  5. Step 5: Solve for x
    x = 2,720,184,363,991.25/1,897,968.94
  6. Step 6: Final answer
    x = 1,433,208.05

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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.