Home / 1,038,850.40-1,433,608.08-579,938.24

Finding the Fourth Proportional to 1,038,850.40, 1,433,608.08 and 579,938.24

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Solution

The fourth proportional to 1,038,850.40, 1,433,608.08 and 579,938.24 is: 800,311.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,038,850.40 : 1,433,608.08 = 579,938.24 : x
  2. Step 2: Convert to fraction form
    1,038,850.40/1,433,608.08 = 579,938.24/x
  3. Step 3: Cross multiply
    1,038,850.40x = 1,433,608.08 × 579,938.24
  4. Step 4: Simplify right side
    1,038,850.40x = 831,404,146,764.98
  5. Step 5: Solve for x
    x = 831,404,146,764.98/1,038,850.40
  6. Step 6: Final answer
    x = 800,311.72

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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.