Home / 1,350,835.53-1,863,970.43-770,133.57

Finding the Fourth Proportional to 1,350,835.53, 1,863,970.43 and 770,133.57

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Solution

The fourth proportional to 1,350,835.53, 1,863,970.43 and 770,133.57 is: 1,062,680.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,350,835.53 : 1,863,970.43 = 770,133.57 : x
  2. Step 2: Convert to fraction form
    1,350,835.53/1,863,970.43 = 770,133.57/x
  3. Step 3: Cross multiply
    1,350,835.53x = 1,863,970.43 × 770,133.57
  4. Step 4: Simplify right side
    1,350,835.53x = 1,435,506,197,779.67
  5. Step 5: Solve for x
    x = 1,435,506,197,779.67/1,350,835.53
  6. Step 6: Final answer
    x = 1,062,680.22

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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.