Home / 4,640,705.76-6,966,145.44-3,687,290.40

Finding the Fourth Proportional to 4,640,705.76, 6,966,145.44 and 3,687,290.40

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Solution

The fourth proportional to 4,640,705.76, 6,966,145.44 and 3,687,290.40 is: 5,534,977.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,640,705.76 : 6,966,145.44 = 3,687,290.40 : x
  2. Step 2: Convert to fraction form
    4,640,705.76/6,966,145.44 = 3,687,290.40/x
  3. Step 3: Cross multiply
    4,640,705.76x = 6,966,145.44 × 3,687,290.40
  4. Step 4: Simplify right side
    4,640,705.76x = 25,686,201,205,915.78
  5. Step 5: Solve for x
    x = 25,686,201,205,915.78/4,640,705.76
  6. Step 6: Final answer
    x = 5,534,977.34

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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.