Home / 1,092,750.60-1,639,125.90-620,358.60

Finding the Fourth Proportional to 1,092,750.60, 1,639,125.90 and 620,358.60

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Solution

The fourth proportional to 1,092,750.60, 1,639,125.90 and 620,358.60 is: 930,537.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,092,750.60 : 1,639,125.90 = 620,358.60 : x
  2. Step 2: Convert to fraction form
    1,092,750.60/1,639,125.90 = 620,358.60/x
  3. Step 3: Cross multiply
    1,092,750.60x = 1,639,125.90 × 620,358.60
  4. Step 4: Simplify right side
    1,092,750.60x = 1,016,845,848,547.74
  5. Step 5: Solve for x
    x = 1,016,845,848,547.74/1,092,750.60
  6. Step 6: Final answer
    x = 930,537.90

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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.