Home / 4,689,428.10-7,030,467.42-1,851,664.38

Finding the Fourth Proportional to 4,689,428.10, 7,030,467.42 and 1,851,664.38

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Solution

The fourth proportional to 4,689,428.10, 7,030,467.42 and 1,851,664.38 is: 2,776,045.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,689,428.10 : 7,030,467.42 = 1,851,664.38 : x
  2. Step 2: Convert to fraction form
    4,689,428.10/7,030,467.42 = 1,851,664.38/x
  3. Step 3: Cross multiply
    4,689,428.10x = 7,030,467.42 × 1,851,664.38
  4. Step 4: Simplify right side
    4,689,428.10x = 13,018,066,096,364.50
  5. Step 5: Solve for x
    x = 13,018,066,096,364.50/4,689,428.10
  6. Step 6: Final answer
    x = 2,776,045.57

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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.