Home / 1,015,735.56-1,401,706.08-556,841.76

Finding the Fourth Proportional to 1,015,735.56, 1,401,706.08 and 556,841.76

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Solution

The fourth proportional to 1,015,735.56, 1,401,706.08 and 556,841.76 is: 768,436.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,015,735.56 : 1,401,706.08 = 556,841.76 : x
  2. Step 2: Convert to fraction form
    1,015,735.56/1,401,706.08 = 556,841.76/x
  3. Step 3: Cross multiply
    1,015,735.56x = 1,401,706.08 × 556,841.76
  4. Step 4: Simplify right side
    1,015,735.56x = 780,528,480,589.90
  5. Step 5: Solve for x
    x = 780,528,480,589.90/1,015,735.56
  6. Step 6: Final answer
    x = 768,436.70

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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.