Home / 1,720,298.80-2,581,614.60-1,119,797.20

Finding the Fourth Proportional to 1,720,298.80, 2,581,614.60 and 1,119,797.20

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Solution

The fourth proportional to 1,720,298.80, 2,581,614.60 and 1,119,797.20 is: 1,680,455.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,720,298.80 : 2,581,614.60 = 1,119,797.20 : x
  2. Step 2: Convert to fraction form
    1,720,298.80/2,581,614.60 = 1,119,797.20/x
  3. Step 3: Cross multiply
    1,720,298.80x = 2,581,614.60 × 1,119,797.20
  4. Step 4: Simplify right side
    1,720,298.80x = 2,890,884,800,559.12
  5. Step 5: Solve for x
    x = 2,890,884,800,559.12/1,720,298.80
  6. Step 6: Final answer
    x = 1,680,455.05

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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.