Home / 3,156,876.48-4,356,483.60-1,706,572.80

Finding the Fourth Proportional to 3,156,876.48, 4,356,483.60 and 1,706,572.80

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Solution

The fourth proportional to 3,156,876.48, 4,356,483.60 and 1,706,572.80 is: 2,355,067.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,156,876.48 : 4,356,483.60 = 1,706,572.80 : x
  2. Step 2: Convert to fraction form
    3,156,876.48/4,356,483.60 = 1,706,572.80/x
  3. Step 3: Cross multiply
    3,156,876.48x = 4,356,483.60 × 1,706,572.80
  4. Step 4: Simplify right side
    3,156,876.48x = 7,434,656,415,406.08
  5. Step 5: Solve for x
    x = 7,434,656,415,406.08/3,156,876.48
  6. Step 6: Final answer
    x = 2,355,067.25

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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.