Home / 4,938,904.38-6,814,350.54-3,390,639.60

Finding the Fourth Proportional to 4,938,904.38, 6,814,350.54 and 3,390,639.60

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Solution

The fourth proportional to 4,938,904.38, 6,814,350.54 and 3,390,639.60 is: 4,678,164.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,938,904.38 : 6,814,350.54 = 3,390,639.60 : x
  2. Step 2: Convert to fraction form
    4,938,904.38/6,814,350.54 = 3,390,639.60/x
  3. Step 3: Cross multiply
    4,938,904.38x = 6,814,350.54 × 3,390,639.60
  4. Step 4: Simplify right side
    4,938,904.38x = 23,105,006,789,205.38
  5. Step 5: Solve for x
    x = 23,105,006,789,205.38/4,938,904.38
  6. Step 6: Final answer
    x = 4,678,164.43

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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.