Home / 1,510,666.20-2,265,999.30-513,394.20

Finding the Fourth Proportional to 1,510,666.20, 2,265,999.30 and 513,394.20

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Solution

The fourth proportional to 1,510,666.20, 2,265,999.30 and 513,394.20 is: 770,091.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,510,666.20 : 2,265,999.30 = 513,394.20 : x
  2. Step 2: Convert to fraction form
    1,510,666.20/2,265,999.30 = 513,394.20/x
  3. Step 3: Cross multiply
    1,510,666.20x = 2,265,999.30 × 513,394.20
  4. Step 4: Simplify right side
    1,510,666.20x = 1,163,350,897,824.06
  5. Step 5: Solve for x
    x = 1,163,350,897,824.06/1,510,666.20
  6. Step 6: Final answer
    x = 770,091.30

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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.