Home / 1,510,055.85-2,083,877.41-830,992.35

Finding the Fourth Proportional to 1,510,055.85, 2,083,877.41 and 830,992.35

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Solution

The fourth proportional to 1,510,055.85, 2,083,877.41 and 830,992.35 is: 1,146,769.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,510,055.85 : 2,083,877.41 = 830,992.35 : x
  2. Step 2: Convert to fraction form
    1,510,055.85/2,083,877.41 = 830,992.35/x
  3. Step 3: Cross multiply
    1,510,055.85x = 2,083,877.41 × 830,992.35
  4. Step 4: Simplify right side
    1,510,055.85x = 1,731,686,171,473.46
  5. Step 5: Solve for x
    x = 1,731,686,171,473.46/1,510,055.85
  6. Step 6: Final answer
    x = 1,146,769.62

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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.