Home / 1,477,338.70-2,214,452.85-578,433.10

Finding the Fourth Proportional to 1,477,338.70, 2,214,452.85 and 578,433.10

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Solution

The fourth proportional to 1,477,338.70, 2,214,452.85 and 578,433.10 is: 867,040.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,477,338.70 : 2,214,452.85 = 578,433.10 : x
  2. Step 2: Convert to fraction form
    1,477,338.70/2,214,452.85 = 578,433.10/x
  3. Step 3: Cross multiply
    1,477,338.70x = 2,214,452.85 × 578,433.10
  4. Step 4: Simplify right side
    1,477,338.70x = 1,280,912,826,829.34
  5. Step 5: Solve for x
    x = 1,280,912,826,829.34/1,477,338.70
  6. Step 6: Final answer
    x = 867,040.73

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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.