Home / 1,556,544.18-2,334,886.53-476,979.06

Finding the Fourth Proportional to 1,556,544.18, 2,334,886.53 and 476,979.06

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Solution

The fourth proportional to 1,556,544.18, 2,334,886.53 and 476,979.06 is: 715,490.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,556,544.18 : 2,334,886.53 = 476,979.06 : x
  2. Step 2: Convert to fraction form
    1,556,544.18/2,334,886.53 = 476,979.06/x
  3. Step 3: Cross multiply
    1,556,544.18x = 2,334,886.53 × 476,979.06
  4. Step 4: Simplify right side
    1,556,544.18x = 1,113,691,982,286.06
  5. Step 5: Solve for x
    x = 1,113,691,982,286.06/1,556,544.18
  6. Step 6: Final answer
    x = 715,490.12

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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.