Home / 1,510,056.85-2,083,878.79-830,993.35

Finding the Fourth Proportional to 1,510,056.85, 2,083,878.79 and 830,993.35

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Solution

The fourth proportional to 1,510,056.85, 2,083,878.79 and 830,993.35 is: 1,146,771.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,510,056.85 : 2,083,878.79 = 830,993.35 : x
  2. Step 2: Convert to fraction form
    1,510,056.85/2,083,878.79 = 830,993.35/x
  3. Step 3: Cross multiply
    1,510,056.85x = 2,083,878.79 × 830,993.35
  4. Step 4: Simplify right side
    1,510,056.85x = 1,731,689,416,696.05
  5. Step 5: Solve for x
    x = 1,731,689,416,696.05/1,510,056.85
  6. Step 6: Final answer
    x = 1,146,771.01

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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.