Home / 1,576,002.70-2,364,004.05-438,762.70

Finding the Fourth Proportional to 1,576,002.70, 2,364,004.05 and 438,762.70

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Solution

The fourth proportional to 1,576,002.70, 2,364,004.05 and 438,762.70 is: 658,144.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,576,002.70 : 2,364,004.05 = 438,762.70 : x
  2. Step 2: Convert to fraction form
    1,576,002.70/2,364,004.05 = 438,762.70/x
  3. Step 3: Cross multiply
    1,576,002.70x = 2,364,004.05 × 438,762.70
  4. Step 4: Simplify right side
    1,576,002.70x = 1,037,236,799,788.94
  5. Step 5: Solve for x
    x = 1,037,236,799,788.94/1,576,002.70
  6. Step 6: Final answer
    x = 658,144.05

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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.