Home / 1,557,907.60-2,335,111.80-659,196.40

Finding the Fourth Proportional to 1,557,907.60, 2,335,111.80 and 659,196.40

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Solution

The fourth proportional to 1,557,907.60, 2,335,111.80 and 659,196.40 is: 988,054.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,557,907.60 : 2,335,111.80 = 659,196.40 : x
  2. Step 2: Convert to fraction form
    1,557,907.60/2,335,111.80 = 659,196.40/x
  3. Step 3: Cross multiply
    1,557,907.60x = 2,335,111.80 × 659,196.40
  4. Step 4: Simplify right side
    1,557,907.60x = 1,539,297,292,157.52
  5. Step 5: Solve for x
    x = 1,539,297,292,157.52/1,557,907.60
  6. Step 6: Final answer
    x = 988,054.29

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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.