Home / 1,644,117.40-2,463,551.70-1,376,428.60

Finding the Fourth Proportional to 1,644,117.40, 2,463,551.70 and 1,376,428.60

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Solution

The fourth proportional to 1,644,117.40, 2,463,551.70 and 1,376,428.60 is: 2,062,445.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,644,117.40 : 2,463,551.70 = 1,376,428.60 : x
  2. Step 2: Convert to fraction form
    1,644,117.40/2,463,551.70 = 1,376,428.60/x
  3. Step 3: Cross multiply
    1,644,117.40x = 2,463,551.70 × 1,376,428.60
  4. Step 4: Simplify right side
    1,644,117.40x = 3,390,903,017,458.62
  5. Step 5: Solve for x
    x = 3,390,903,017,458.62/1,644,117.40
  6. Step 6: Final answer
    x = 2,062,445.79

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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.