Home / 1,539,617.10-2,308,765.10-528,840.78

Finding the Fourth Proportional to 1,539,617.10, 2,308,765.10 and 528,840.78

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Solution

The fourth proportional to 1,539,617.10, 2,308,765.10 and 528,840.78 is: 793,034.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,539,617.10 : 2,308,765.10 = 528,840.78 : x
  2. Step 2: Convert to fraction form
    1,539,617.10/2,308,765.10 = 528,840.78/x
  3. Step 3: Cross multiply
    1,539,617.10x = 2,308,765.10 × 528,840.78
  4. Step 4: Simplify right side
    1,539,617.10x = 1,220,969,133,676.57
  5. Step 5: Solve for x
    x = 1,220,969,133,676.57/1,539,617.10
  6. Step 6: Final answer
    x = 793,034.28

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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.