Home / 4,678,797.78-7,018,196.67-1,983,062.70

Finding the Fourth Proportional to 4,678,797.78, 7,018,196.67 and 1,983,062.70

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Solution

The fourth proportional to 4,678,797.78, 7,018,196.67 and 1,983,062.70 is: 2,974,594.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,678,797.78 : 7,018,196.67 = 1,983,062.70 : x
  2. Step 2: Convert to fraction form
    4,678,797.78/7,018,196.67 = 1,983,062.70/x
  3. Step 3: Cross multiply
    4,678,797.78x = 7,018,196.67 × 1,983,062.70
  4. Step 4: Simplify right side
    4,678,797.78x = 13,917,524,037,541.21
  5. Step 5: Solve for x
    x = 13,917,524,037,541.21/4,678,797.78
  6. Step 6: Final answer
    x = 2,974,594.05

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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.