Home / 1,556,435.34-2,334,724.56-476,870.58

Finding the Fourth Proportional to 1,556,435.34, 2,334,724.56 and 476,870.58

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Solution

The fourth proportional to 1,556,435.34, 2,334,724.56 and 476,870.58 is: 715,327.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,556,435.34 : 2,334,724.56 = 476,870.58 : x
  2. Step 2: Convert to fraction form
    1,556,435.34/2,334,724.56 = 476,870.58/x
  3. Step 3: Cross multiply
    1,556,435.34x = 2,334,724.56 × 476,870.58
  4. Step 4: Simplify right side
    1,556,435.34x = 1,113,361,455,067.44
  5. Step 5: Solve for x
    x = 1,113,361,455,067.44/1,556,435.34
  6. Step 6: Final answer
    x = 715,327.79

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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.