Home / 1,038,969-1,433,763.24-580,090.62

Finding the Fourth Proportional to 1,038,969, 1,433,763.24 and 580,090.62

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Solution

The fourth proportional to 1,038,969, 1,433,763.24 and 580,090.62 is: 800,517.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,038,969 : 1,433,763.24 = 580,090.62 : x
  2. Step 2: Convert to fraction form
    1,038,969/1,433,763.24 = 580,090.62/x
  3. Step 3: Cross multiply
    1,038,969x = 1,433,763.24 × 580,090.62
  4. Step 4: Simplify right side
    1,038,969x = 831,712,606,824.81
  5. Step 5: Solve for x
    x = 831,712,606,824.81/1,038,969
  6. Step 6: Final answer
    x = 800,517.25

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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.