Home / 1,923,735.80-2,884,145.70-977,785.40

Finding the Fourth Proportional to 1,923,735.80, 2,884,145.70 and 977,785.40

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Solution

The fourth proportional to 1,923,735.80, 2,884,145.70 and 977,785.40 is: 1,465,937.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,923,735.80 : 2,884,145.70 = 977,785.40 : x
  2. Step 2: Convert to fraction form
    1,923,735.80/2,884,145.70 = 977,785.40/x
  3. Step 3: Cross multiply
    1,923,735.80x = 2,884,145.70 × 977,785.40
  4. Step 4: Simplify right side
    1,923,735.80x = 2,820,075,556,932.78
  5. Step 5: Solve for x
    x = 2,820,075,556,932.78/1,923,735.80
  6. Step 6: Final answer
    x = 1,465,937.04

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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.