Home / 4,111,904.64-6,142,866.75-2,660,766.22

Finding the Fourth Proportional to 4,111,904.64, 6,142,866.75 and 2,660,766.22

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Solution

The fourth proportional to 4,111,904.64, 6,142,866.75 and 2,660,766.22 is: 3,974,978.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,111,904.64 : 6,142,866.75 = 2,660,766.22 : x
  2. Step 2: Convert to fraction form
    4,111,904.64/6,142,866.75 = 2,660,766.22/x
  3. Step 3: Cross multiply
    4,111,904.64x = 6,142,866.75 × 2,660,766.22
  4. Step 4: Simplify right side
    4,111,904.64x = 16,344,732,318,298.77
  5. Step 5: Solve for x
    x = 16,344,732,318,298.77/4,111,904.64
  6. Step 6: Final answer
    x = 3,974,978.45

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.