Home / 1,474,863.30-2,035,350.74-830,307.96

Finding the Fourth Proportional to 1,474,863.30, 2,035,350.74 and 830,307.96

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Solution

The fourth proportional to 1,474,863.30, 2,035,350.74 and 830,307.96 is: 1,145,847.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,474,863.30 : 2,035,350.74 = 830,307.96 : x
  2. Step 2: Convert to fraction form
    1,474,863.30/2,035,350.74 = 830,307.96/x
  3. Step 3: Cross multiply
    1,474,863.30x = 2,035,350.74 × 830,307.96
  4. Step 4: Simplify right side
    1,474,863.30x = 1,689,967,920,813.89
  5. Step 5: Solve for x
    x = 1,689,967,920,813.89/1,474,863.30
  6. Step 6: Final answer
    x = 1,145,847.16

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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.