Home / 1,568,420.10-2,352,581.55-446,489.10

Finding the Fourth Proportional to 1,568,420.10, 2,352,581.55 and 446,489.10

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Solution

The fourth proportional to 1,568,420.10, 2,352,581.55 and 446,489.10 is: 669,719.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,568,420.10 : 2,352,581.55 = 446,489.10 : x
  2. Step 2: Convert to fraction form
    1,568,420.10/2,352,581.55 = 446,489.10/x
  3. Step 3: Cross multiply
    1,568,420.10x = 2,352,581.55 × 446,489.10
  4. Step 4: Simplify right side
    1,568,420.10x = 1,050,402,018,936.10
  5. Step 5: Solve for x
    x = 1,050,402,018,936.10/1,568,420.10
  6. Step 6: Final answer
    x = 669,719.81

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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.