Home / 977,919.80-1,467,743.70-578,060.60

Finding the Fourth Proportional to 977,919.80, 1,467,743.70 and 578,060.60

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Solution

The fourth proportional to 977,919.80, 1,467,743.70 and 578,060.60 is: 867,601.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    977,919.80 : 1,467,743.70 = 578,060.60 : x
  2. Step 2: Convert to fraction form
    977,919.80/1,467,743.70 = 578,060.60/x
  3. Step 3: Cross multiply
    977,919.80x = 1,467,743.70 × 578,060.60
  4. Step 4: Simplify right side
    977,919.80x = 848,444,803,868.22
  5. Step 5: Solve for x
    x = 848,444,803,868.22/977,919.80
  6. Step 6: Final answer
    x = 867,601.62

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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.