Home / 2,039,183.28-2,814,145.14-1,121,483.45

Finding the Fourth Proportional to 2,039,183.28, 2,814,145.14 and 1,121,483.45

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Solution

The fourth proportional to 2,039,183.28, 2,814,145.14 and 1,121,483.45 is: 1,547,686.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,039,183.28 : 2,814,145.14 = 1,121,483.45 : x
  2. Step 2: Convert to fraction form
    2,039,183.28/2,814,145.14 = 1,121,483.45/x
  3. Step 3: Cross multiply
    2,039,183.28x = 2,814,145.14 × 1,121,483.45
  4. Step 4: Simplify right side
    2,039,183.28x = 3,156,017,194,800.52
  5. Step 5: Solve for x
    x = 3,156,017,194,800.52/2,039,183.28
  6. Step 6: Final answer
    x = 1,547,686.88

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.