Home / 1,692,828-2,539,391.04-627,881.76

Finding the Fourth Proportional to 1,692,828, 2,539,391.04 and 627,881.76

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Solution

The fourth proportional to 1,692,828, 2,539,391.04 and 627,881.76 is: 941,877.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,692,828 : 2,539,391.04 = 627,881.76 : x
  2. Step 2: Convert to fraction form
    1,692,828/2,539,391.04 = 627,881.76/x
  3. Step 3: Cross multiply
    1,692,828x = 2,539,391.04 × 627,881.76
  4. Step 4: Simplify right side
    1,692,828x = 1,594,437,315,523.43
  5. Step 5: Solve for x
    x = 1,594,437,315,523.43/1,692,828
  6. Step 6: Final answer
    x = 941,877.92

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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.