Home / 1,188,006.70-1,782,010.05-589,060.30

Finding the Fourth Proportional to 1,188,006.70, 1,782,010.05 and 589,060.30

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Solution

The fourth proportional to 1,188,006.70, 1,782,010.05 and 589,060.30 is: 883,590.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,188,006.70 : 1,782,010.05 = 589,060.30 : x
  2. Step 2: Convert to fraction form
    1,188,006.70/1,782,010.05 = 589,060.30/x
  3. Step 3: Cross multiply
    1,188,006.70x = 1,782,010.05 × 589,060.30
  4. Step 4: Simplify right side
    1,188,006.70x = 1,049,711,374,656.02
  5. Step 5: Solve for x
    x = 1,049,711,374,656.02/1,188,006.70
  6. Step 6: Final answer
    x = 883,590.45

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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.