Home / 1,274,151.79-1,911,558.52-475,439.34

Finding the Fourth Proportional to 1,274,151.79, 1,911,558.52 and 475,439.34

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Solution

The fourth proportional to 1,274,151.79, 1,911,558.52 and 475,439.34 is: 713,282.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,274,151.79 : 1,911,558.52 = 475,439.34 : x
  2. Step 2: Convert to fraction form
    1,274,151.79/1,911,558.52 = 475,439.34/x
  3. Step 3: Cross multiply
    1,274,151.79x = 1,911,558.52 × 475,439.34
  4. Step 4: Simplify right side
    1,274,151.79x = 908,830,128,882.82
  5. Step 5: Solve for x
    x = 908,830,128,882.82/1,274,151.79
  6. Step 6: Final answer
    x = 713,282.46

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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.