Home / 1,815,656.40-2,723,873.40-553,611.60

Finding the Fourth Proportional to 1,815,656.40, 2,723,873.40 and 553,611.60

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Solution

The fourth proportional to 1,815,656.40, 2,723,873.40 and 553,611.60 is: 830,535.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,815,656.40 : 2,723,873.40 = 553,611.60 : x
  2. Step 2: Convert to fraction form
    1,815,656.40/2,723,873.40 = 553,611.60/x
  3. Step 3: Cross multiply
    1,815,656.40x = 2,723,873.40 × 553,611.60
  4. Step 4: Simplify right side
    1,815,656.40x = 1,507,967,911,171.44
  5. Step 5: Solve for x
    x = 1,507,967,911,171.44/1,815,656.40
  6. Step 6: Final answer
    x = 830,535.95

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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.