Home / 1,040,133.90-1,557,090.45-619,193.10

Finding the Fourth Proportional to 1,040,133.90, 1,557,090.45 and 619,193.10

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Solution

The fourth proportional to 1,040,133.90, 1,557,090.45 and 619,193.10 is: 926,938.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,040,133.90 : 1,557,090.45 = 619,193.10 : x
  2. Step 2: Convert to fraction form
    1,040,133.90/1,557,090.45 = 619,193.10/x
  3. Step 3: Cross multiply
    1,040,133.90x = 1,557,090.45 × 619,193.10
  4. Step 4: Simplify right side
    1,040,133.90x = 964,139,662,715.90
  5. Step 5: Solve for x
    x = 964,139,662,715.90/1,040,133.90
  6. Step 6: Final answer
    x = 926,938.02

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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.