Home / 1,923,715.80-2,884,115.70-977,765.40

Finding the Fourth Proportional to 1,923,715.80, 2,884,115.70 and 977,765.40

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Solution

The fourth proportional to 1,923,715.80, 2,884,115.70 and 977,765.40 is: 1,465,907.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,923,715.80 : 2,884,115.70 = 977,765.40 : x
  2. Step 2: Convert to fraction form
    1,923,715.80/2,884,115.70 = 977,765.40/x
  3. Step 3: Cross multiply
    1,923,715.80x = 2,884,115.70 × 977,765.40
  4. Step 4: Simplify right side
    1,923,715.80x = 2,819,988,541,056.78
  5. Step 5: Solve for x
    x = 2,819,988,541,056.78/1,923,715.80
  6. Step 6: Final answer
    x = 1,465,907.04

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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.