Home / 1,782,024.60-2,673,036.90-644,784.60

Finding the Fourth Proportional to 1,782,024.60, 2,673,036.90 and 644,784.60

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Solution

The fourth proportional to 1,782,024.60, 2,673,036.90 and 644,784.60 is: 967,176.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,782,024.60 : 2,673,036.90 = 644,784.60 : x
  2. Step 2: Convert to fraction form
    1,782,024.60/2,673,036.90 = 644,784.60/x
  3. Step 3: Cross multiply
    1,782,024.60x = 2,673,036.90 × 644,784.60
  4. Step 4: Simplify right side
    1,782,024.60x = 1,723,533,028,351.74
  5. Step 5: Solve for x
    x = 1,723,533,028,351.74/1,782,024.60
  6. Step 6: Final answer
    x = 967,176.90

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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.