Home / 1,510,828.98-2,085,094.60-1,128,191.46

Finding the Fourth Proportional to 1,510,828.98, 2,085,094.60 and 1,128,191.46

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Solution

The fourth proportional to 1,510,828.98, 2,085,094.60 and 1,128,191.46 is: 1,557,016.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,510,828.98 : 2,085,094.60 = 1,128,191.46 : x
  2. Step 2: Convert to fraction form
    1,510,828.98/2,085,094.60 = 1,128,191.46/x
  3. Step 3: Cross multiply
    1,510,828.98x = 2,085,094.60 × 1,128,191.46
  4. Step 4: Simplify right side
    1,510,828.98x = 2,352,385,921,012.12
  5. Step 5: Solve for x
    x = 2,352,385,921,012.12/1,510,828.98
  6. Step 6: Final answer
    x = 1,557,016.68

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.