Home / 1,049,706.85-1,574,810.12-339,734.89

Finding the Fourth Proportional to 1,049,706.85, 1,574,810.12 and 339,734.89

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Solution

The fourth proportional to 1,049,706.85, 1,574,810.12 and 339,734.89 is: 509,683.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,049,706.85 : 1,574,810.12 = 339,734.89 : x
  2. Step 2: Convert to fraction form
    1,049,706.85/1,574,810.12 = 339,734.89/x
  3. Step 3: Cross multiply
    1,049,706.85x = 1,574,810.12 × 339,734.89
  4. Step 4: Simplify right side
    1,049,706.85x = 535,017,941,190.41
  5. Step 5: Solve for x
    x = 535,017,941,190.41/1,049,706.85
  6. Step 6: Final answer
    x = 509,683.20

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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.