Home / 1,008,226.80-1,512,340.20-709,045.20

Finding the Fourth Proportional to 1,008,226.80, 1,512,340.20 and 709,045.20

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Solution

The fourth proportional to 1,008,226.80, 1,512,340.20 and 709,045.20 is: 1,063,567.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,008,226.80 : 1,512,340.20 = 709,045.20 : x
  2. Step 2: Convert to fraction form
    1,008,226.80/1,512,340.20 = 709,045.20/x
  3. Step 3: Cross multiply
    1,008,226.80x = 1,512,340.20 × 709,045.20
  4. Step 4: Simplify right side
    1,008,226.80x = 1,072,317,559,577.04
  5. Step 5: Solve for x
    x = 1,072,317,559,577.04/1,008,226.80
  6. Step 6: Final answer
    x = 1,063,567.80

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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.