Home / 1,782,048.30-2,673,174.85-520,070.70

Finding the Fourth Proportional to 1,782,048.30, 2,673,174.85 and 520,070.70

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Solution

The fourth proportional to 1,782,048.30, 2,673,174.85 and 520,070.70 is: 780,135.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,782,048.30 : 2,673,174.85 = 520,070.70 : x
  2. Step 2: Convert to fraction form
    1,782,048.30/2,673,174.85 = 520,070.70/x
  3. Step 3: Cross multiply
    1,782,048.30x = 2,673,174.85 × 520,070.70
  4. Step 4: Simplify right side
    1,782,048.30x = 1,390,239,915,461.90
  5. Step 5: Solve for x
    x = 1,390,239,915,461.90/1,782,048.30
  6. Step 6: Final answer
    x = 780,135.93

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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.