Home / 4,230,544.80-6,346,837.80-1,390,506.60

Finding the Fourth Proportional to 4,230,544.80, 6,346,837.80 and 1,390,506.60

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Solution

The fourth proportional to 4,230,544.80, 6,346,837.80 and 1,390,506.60 is: 2,086,095.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,230,544.80 : 6,346,837.80 = 1,390,506.60 : x
  2. Step 2: Convert to fraction form
    4,230,544.80/6,346,837.80 = 1,390,506.60/x
  3. Step 3: Cross multiply
    4,230,544.80x = 6,346,837.80 × 1,390,506.60
  4. Step 4: Simplify right side
    4,230,544.80x = 8,825,319,850,029.48
  5. Step 5: Solve for x
    x = 8,825,319,850,029.48/4,230,544.80
  6. Step 6: Final answer
    x = 2,086,095.35

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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.