Home / 1,339,202.64-1,848,420.96-766,574.72

Finding the Fourth Proportional to 1,339,202.64, 1,848,420.96 and 766,574.72

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Solution

The fourth proportional to 1,339,202.64, 1,848,420.96 and 766,574.72 is: 1,058,057.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,339,202.64 : 1,848,420.96 = 766,574.72 : x
  2. Step 2: Convert to fraction form
    1,339,202.64/1,848,420.96 = 766,574.72/x
  3. Step 3: Cross multiply
    1,339,202.64x = 1,848,420.96 × 766,574.72
  4. Step 4: Simplify right side
    1,339,202.64x = 1,416,952,779,854.13
  5. Step 5: Solve for x
    x = 1,416,952,779,854.13/1,339,202.64
  6. Step 6: Final answer
    x = 1,058,057.04

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.