Home / 1,872,146.28-2,808,582.84-719,308.20

Finding the Fourth Proportional to 1,872,146.28, 2,808,582.84 and 719,308.20

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Solution

The fourth proportional to 1,872,146.28, 2,808,582.84 and 719,308.20 is: 1,079,101.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,872,146.28 : 2,808,582.84 = 719,308.20 : x
  2. Step 2: Convert to fraction form
    1,872,146.28/2,808,582.84 = 719,308.20/x
  3. Step 3: Cross multiply
    1,872,146.28x = 2,808,582.84 × 719,308.20
  4. Step 4: Simplify right side
    1,872,146.28x = 2,020,236,667,191.29
  5. Step 5: Solve for x
    x = 2,020,236,667,191.29/1,872,146.28
  6. Step 6: Final answer
    x = 1,079,101.93

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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.