Home / 1,026,886.24-1,416,631.53-664,428.25

Finding the Fourth Proportional to 1,026,886.24, 1,416,631.53 and 664,428.25

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Solution

The fourth proportional to 1,026,886.24, 1,416,631.53 and 664,428.25 is: 916,605.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,026,886.24 : 1,416,631.53 = 664,428.25 : x
  2. Step 2: Convert to fraction form
    1,026,886.24/1,416,631.53 = 664,428.25/x
  3. Step 3: Cross multiply
    1,026,886.24x = 1,416,631.53 × 664,428.25
  4. Step 4: Simplify right side
    1,026,886.24x = 941,250,008,372.72
  5. Step 5: Solve for x
    x = 941,250,008,372.72/1,026,886.24
  6. Step 6: Final answer
    x = 916,605.92

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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.