Home / 3,070,603.89-4,236,063.48-1,780,697.12

Finding the Fourth Proportional to 3,070,603.89, 4,236,063.48 and 1,780,697.12

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Solution

The fourth proportional to 3,070,603.89, 4,236,063.48 and 1,780,697.12 is: 2,456,567.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,070,603.89 : 4,236,063.48 = 1,780,697.12 : x
  2. Step 2: Convert to fraction form
    3,070,603.89/4,236,063.48 = 1,780,697.12/x
  3. Step 3: Cross multiply
    3,070,603.89x = 4,236,063.48 × 1,780,697.12
  4. Step 4: Simplify right side
    3,070,603.89x = 7,543,146,017,792.86
  5. Step 5: Solve for x
    x = 7,543,146,017,792.86/3,070,603.89
  6. Step 6: Final answer
    x = 2,456,567.60

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.