Home / 3,478,171.60-5,211,036.60-2,943,182.80

Finding the Fourth Proportional to 3,478,171.60, 5,211,036.60 and 2,943,182.80

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Solution

The fourth proportional to 3,478,171.60, 5,211,036.60 and 2,943,182.80 is: 4,409,510.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,478,171.60 : 5,211,036.60 = 2,943,182.80 : x
  2. Step 2: Convert to fraction form
    3,478,171.60/5,211,036.60 = 2,943,182.80/x
  3. Step 3: Cross multiply
    3,478,171.60x = 5,211,036.60 × 2,943,182.80
  4. Step 4: Simplify right side
    3,478,171.60x = 15,337,033,291,290.48
  5. Step 5: Solve for x
    x = 15,337,033,291,290.48/3,478,171.60
  6. Step 6: Final answer
    x = 4,409,510.24

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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.