Home / 1,038,663.88-1,433,350.69-603,188.30

Finding the Fourth Proportional to 1,038,663.88, 1,433,350.69 and 603,188.30

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Solution

The fourth proportional to 1,038,663.88, 1,433,350.69 and 603,188.30 is: 832,396.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,038,663.88 : 1,433,350.69 = 603,188.30 : x
  2. Step 2: Convert to fraction form
    1,038,663.88/1,433,350.69 = 603,188.30/x
  3. Step 3: Cross multiply
    1,038,663.88x = 1,433,350.69 × 603,188.30
  4. Step 4: Simplify right side
    1,038,663.88x = 864,580,368,080.33
  5. Step 5: Solve for x
    x = 864,580,368,080.33/1,038,663.88
  6. Step 6: Final answer
    x = 832,396.68

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.