Home / 3,069,406.16-4,235,812.08-1,692,799.28

Finding the Fourth Proportional to 3,069,406.16, 4,235,812.08 and 1,692,799.28

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Solution

The fourth proportional to 3,069,406.16, 4,235,812.08 and 1,692,799.28 is: 2,336,080.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,069,406.16 : 4,235,812.08 = 1,692,799.28 : x
  2. Step 2: Convert to fraction form
    3,069,406.16/4,235,812.08 = 1,692,799.28/x
  3. Step 3: Cross multiply
    3,069,406.16x = 4,235,812.08 × 1,692,799.28
  4. Step 4: Simplify right side
    3,069,406.16x = 7,170,379,639,239.30
  5. Step 5: Solve for x
    x = 7,170,379,639,239.30/3,069,406.16
  6. Step 6: Final answer
    x = 2,336,080.42

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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.