Home / 1,003,333.80-1,507,458.30-754,501.80

Finding the Fourth Proportional to 1,003,333.80, 1,507,458.30 and 754,501.80

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Solution

The fourth proportional to 1,003,333.80, 1,507,458.30 and 754,501.80 is: 1,133,600.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,003,333.80 : 1,507,458.30 = 754,501.80 : x
  2. Step 2: Convert to fraction form
    1,003,333.80/1,507,458.30 = 754,501.80/x
  3. Step 3: Cross multiply
    1,003,333.80x = 1,507,458.30 × 754,501.80
  4. Step 4: Simplify right side
    1,003,333.80x = 1,137,380,000,774.94
  5. Step 5: Solve for x
    x = 1,137,380,000,774.94/1,003,333.80
  6. Step 6: Final answer
    x = 1,133,600.80

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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.