Home / 1,038,838.77-1,433,669.90-580,043.57

Finding the Fourth Proportional to 1,038,838.77, 1,433,669.90 and 580,043.57

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Solution

The fourth proportional to 1,038,838.77, 1,433,669.90 and 580,043.57 is: 800,500.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,038,838.77 : 1,433,669.90 = 580,043.57 : x
  2. Step 2: Convert to fraction form
    1,038,838.77/1,433,669.90 = 580,043.57/x
  3. Step 3: Cross multiply
    1,038,838.77x = 1,433,669.90 × 580,043.57
  4. Step 4: Simplify right side
    1,038,838.77x = 831,590,996,928.98
  5. Step 5: Solve for x
    x = 831,590,996,928.98/1,038,838.77
  6. Step 6: Final answer
    x = 800,500.54

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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.