Home / 1,491,608.10-2,237,412.15-651,800.10

Finding the Fourth Proportional to 1,491,608.10, 2,237,412.15 and 651,800.10

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Solution

The fourth proportional to 1,491,608.10, 2,237,412.15 and 651,800.10 is: 977,700.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,491,608.10 : 2,237,412.15 = 651,800.10 : x
  2. Step 2: Convert to fraction form
    1,491,608.10/2,237,412.15 = 651,800.10/x
  3. Step 3: Cross multiply
    1,491,608.10x = 2,237,412.15 × 651,800.10
  4. Step 4: Simplify right side
    1,491,608.10x = 1,458,345,463,111.22
  5. Step 5: Solve for x
    x = 1,458,345,463,111.22/1,491,608.10
  6. Step 6: Final answer
    x = 977,700.15

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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.