Home / 3,453,904.40-5,173,858.20-1,956,246.80

Finding the Fourth Proportional to 3,453,904.40, 5,173,858.20 and 1,956,246.80

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Solution

The fourth proportional to 3,453,904.40, 5,173,858.20 and 1,956,246.80 is: 2,930,406.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,453,904.40 : 5,173,858.20 = 1,956,246.80 : x
  2. Step 2: Convert to fraction form
    3,453,904.40/5,173,858.20 = 1,956,246.80/x
  3. Step 3: Cross multiply
    3,453,904.40x = 5,173,858.20 × 1,956,246.80
  4. Step 4: Simplify right side
    3,453,904.40x = 10,121,343,547,403.76
  5. Step 5: Solve for x
    x = 10,121,343,547,403.76/3,453,904.40
  6. Step 6: Final answer
    x = 2,930,406.40

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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.