Home / 1,007,644.14-1,390,535.26-572,057.53

Finding the Fourth Proportional to 1,007,644.14, 1,390,535.26 and 572,057.53

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Solution

The fourth proportional to 1,007,644.14, 1,390,535.26 and 572,057.53 is: 789,431.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,007,644.14 : 1,390,535.26 = 572,057.53 : x
  2. Step 2: Convert to fraction form
    1,007,644.14/1,390,535.26 = 572,057.53/x
  3. Step 3: Cross multiply
    1,007,644.14x = 1,390,535.26 × 572,057.53
  4. Step 4: Simplify right side
    1,007,644.14x = 795,466,161,307.03
  5. Step 5: Solve for x
    x = 795,466,161,307.03/1,007,644.14
  6. Step 6: Final answer
    x = 789,431.64

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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.