Home / 1,040,061.40-1,556,981.70-619,120.60

Finding the Fourth Proportional to 1,040,061.40, 1,556,981.70 and 619,120.60

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Solution

The fourth proportional to 1,040,061.40, 1,556,981.70 and 619,120.60 is: 926,829.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,040,061.40 : 1,556,981.70 = 619,120.60 : x
  2. Step 2: Convert to fraction form
    1,040,061.40/1,556,981.70 = 619,120.60/x
  3. Step 3: Cross multiply
    1,040,061.40x = 1,556,981.70 × 619,120.60
  4. Step 4: Simplify right side
    1,040,061.40x = 963,959,444,293.02
  5. Step 5: Solve for x
    x = 963,959,444,293.02/1,040,061.40
  6. Step 6: Final answer
    x = 926,829.36

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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.