Home / 1,043,785.69-1,563,020.62-687,720.22

Finding the Fourth Proportional to 1,043,785.69, 1,563,020.62 and 687,720.22

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Solution

The fourth proportional to 1,043,785.69, 1,563,020.62 and 687,720.22 is: 1,029,829.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,043,785.69 : 1,563,020.62 = 687,720.22 : x
  2. Step 2: Convert to fraction form
    1,043,785.69/1,563,020.62 = 687,720.22/x
  3. Step 3: Cross multiply
    1,043,785.69x = 1,563,020.62 × 687,720.22
  4. Step 4: Simplify right side
    1,043,785.69x = 1,074,920,879,024.08
  5. Step 5: Solve for x
    x = 1,074,920,879,024.08/1,043,785.69
  6. Step 6: Final answer
    x = 1,029,829.10

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.