Home / 2,881,505.89-4,312,231.93-1,786,779

Finding the Fourth Proportional to 2,881,505.89, 4,312,231.93 and 1,786,779

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Solution

The fourth proportional to 2,881,505.89, 4,312,231.93 and 1,786,779 is: 2,673,950.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,881,505.89 : 4,312,231.93 = 1,786,779 : x
  2. Step 2: Convert to fraction form
    2,881,505.89/4,312,231.93 = 1,786,779/x
  3. Step 3: Cross multiply
    2,881,505.89x = 4,312,231.93 × 1,786,779
  4. Step 4: Simplify right side
    2,881,505.89x = 7,705,005,457,886.94
  5. Step 5: Solve for x
    x = 7,705,005,457,886.94/2,881,505.89
  6. Step 6: Final answer
    x = 2,673,950.96

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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.