Home / 1,557,437.40-2,334,860.10-659,568.60

Finding the Fourth Proportional to 1,557,437.40, 2,334,860.10 and 659,568.60

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Solution

The fourth proportional to 1,557,437.40, 2,334,860.10 and 659,568.60 is: 988,804.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,557,437.40 : 2,334,860.10 = 659,568.60 : x
  2. Step 2: Convert to fraction form
    1,557,437.40/2,334,860.10 = 659,568.60/x
  3. Step 3: Cross multiply
    1,557,437.40x = 2,334,860.10 × 659,568.60
  4. Step 4: Simplify right side
    1,557,437.40x = 1,540,000,407,352.86
  5. Step 5: Solve for x
    x = 1,540,000,407,352.86/1,557,437.40
  6. Step 6: Final answer
    x = 988,804.05

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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.