Home / 1,298,591.70-1,947,887.56-351,962.42

Finding the Fourth Proportional to 1,298,591.70, 1,947,887.56 and 351,962.42

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Solution

The fourth proportional to 1,298,591.70, 1,947,887.56 and 351,962.42 is: 527,943.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,298,591.70 : 1,947,887.56 = 351,962.42 : x
  2. Step 2: Convert to fraction form
    1,298,591.70/1,947,887.56 = 351,962.42/x
  3. Step 3: Cross multiply
    1,298,591.70x = 1,947,887.56 × 351,962.42
  4. Step 4: Simplify right side
    1,298,591.70x = 685,583,210,206.01
  5. Step 5: Solve for x
    x = 685,583,210,206.01/1,298,591.70
  6. Step 6: Final answer
    x = 527,943.63

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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.