Home / 4,678,800.03-7,018,869.47-1,440,611.64

Finding the Fourth Proportional to 4,678,800.03, 7,018,869.47 and 1,440,611.64

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Solution

The fourth proportional to 4,678,800.03, 7,018,869.47 and 1,440,611.64 is: 2,161,123.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,678,800.03 : 7,018,869.47 = 1,440,611.64 : x
  2. Step 2: Convert to fraction form
    4,678,800.03/7,018,869.47 = 1,440,611.64/x
  3. Step 3: Cross multiply
    4,678,800.03x = 7,018,869.47 × 1,440,611.64
  4. Step 4: Simplify right side
    4,678,800.03x = 10,111,465,050,919.57
  5. Step 5: Solve for x
    x = 10,111,465,050,919.57/4,678,800.03
  6. Step 6: Final answer
    x = 2,161,123.58

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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.