Home / 2,779,403.40-4,169,105.10-982,272.60

Finding the Fourth Proportional to 2,779,403.40, 4,169,105.10 and 982,272.60

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Solution

The fourth proportional to 2,779,403.40, 4,169,105.10 and 982,272.60 is: 1,473,408.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,779,403.40 : 4,169,105.10 = 982,272.60 : x
  2. Step 2: Convert to fraction form
    2,779,403.40/4,169,105.10 = 982,272.60/x
  3. Step 3: Cross multiply
    2,779,403.40x = 4,169,105.10 × 982,272.60
  4. Step 4: Simplify right side
    2,779,403.40x = 4,095,197,706,250.26
  5. Step 5: Solve for x
    x = 4,095,197,706,250.26/2,779,403.40
  6. Step 6: Final answer
    x = 1,473,408.90

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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.