Home / 4,740,265.32-7,109,129.52-1,328,360.64

Finding the Fourth Proportional to 4,740,265.32, 7,109,129.52 and 1,328,360.64

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Solution

The fourth proportional to 4,740,265.32, 7,109,129.52 and 1,328,360.64 is: 1,992,185.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,740,265.32 : 7,109,129.52 = 1,328,360.64 : x
  2. Step 2: Convert to fraction form
    4,740,265.32/7,109,129.52 = 1,328,360.64/x
  3. Step 3: Cross multiply
    4,740,265.32x = 7,109,129.52 × 1,328,360.64
  4. Step 4: Simplify right side
    4,740,265.32x = 9,443,487,839,030.09
  5. Step 5: Solve for x
    x = 9,443,487,839,030.09/4,740,265.32
  6. Step 6: Final answer
    x = 1,992,185.50

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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.