Home / 1,925,164.32-2,656,758.13-1,053,984.42

Finding the Fourth Proportional to 1,925,164.32, 2,656,758.13 and 1,053,984.42

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Solution

The fourth proportional to 1,925,164.32, 2,656,758.13 and 1,053,984.42 is: 1,454,515.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,925,164.32 : 2,656,758.13 = 1,053,984.42 : x
  2. Step 2: Convert to fraction form
    1,925,164.32/2,656,758.13 = 1,053,984.42/x
  3. Step 3: Cross multiply
    1,925,164.32x = 2,656,758.13 × 1,053,984.42
  4. Step 4: Simplify right side
    1,925,164.32x = 2,800,181,663,444.54
  5. Step 5: Solve for x
    x = 2,800,181,663,444.54/1,925,164.32
  6. Step 6: Final answer
    x = 1,454,515.67

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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.