Home / 1,923,734.80-2,884,144.20-977,784.40

Finding the Fourth Proportional to 1,923,734.80, 2,884,144.20 and 977,784.40

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Solution

The fourth proportional to 1,923,734.80, 2,884,144.20 and 977,784.40 is: 1,465,935.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,923,734.80 : 2,884,144.20 = 977,784.40 : x
  2. Step 2: Convert to fraction form
    1,923,734.80/2,884,144.20 = 977,784.40/x
  3. Step 3: Cross multiply
    1,923,734.80x = 2,884,144.20 × 977,784.40
  4. Step 4: Simplify right side
    1,923,734.80x = 2,820,071,206,110.48
  5. Step 5: Solve for x
    x = 2,820,071,206,110.48/1,923,734.80
  6. Step 6: Final answer
    x = 1,465,935.54

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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.