Home / 1,854,212.10-2,779,244.55-789,072.90

Finding the Fourth Proportional to 1,854,212.10, 2,779,244.55 and 789,072.90

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Solution

The fourth proportional to 1,854,212.10, 2,779,244.55 and 789,072.90 is: 1,182,726.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,854,212.10 : 2,779,244.55 = 789,072.90 : x
  2. Step 2: Convert to fraction form
    1,854,212.10/2,779,244.55 = 789,072.90/x
  3. Step 3: Cross multiply
    1,854,212.10x = 2,779,244.55 × 789,072.90
  4. Step 4: Simplify right side
    1,854,212.10x = 2,193,026,556,877.69
  5. Step 5: Solve for x
    x = 2,193,026,556,877.69/1,854,212.10
  6. Step 6: Final answer
    x = 1,182,726.92

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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.