Home / 1,087,996.80-1,632,254.40-526,569.60

Finding the Fourth Proportional to 1,087,996.80, 1,632,254.40 and 526,569.60

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Solution

The fourth proportional to 1,087,996.80, 1,632,254.40 and 526,569.60 is: 789,979.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,087,996.80 : 1,632,254.40 = 526,569.60 : x
  2. Step 2: Convert to fraction form
    1,087,996.80/1,632,254.40 = 526,569.60/x
  3. Step 3: Cross multiply
    1,087,996.80x = 1,632,254.40 × 526,569.60
  4. Step 4: Simplify right side
    1,087,996.80x = 859,495,546,506.24
  5. Step 5: Solve for x
    x = 859,495,546,506.24/1,087,996.80
  6. Step 6: Final answer
    x = 789,979.85

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.