Home / 1,019,606.28-1,406,475.36-632,244.84

Finding the Fourth Proportional to 1,019,606.28, 1,406,475.36 and 632,244.84

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Solution

The fourth proportional to 1,019,606.28, 1,406,475.36 and 632,244.84 is: 872,137.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,019,606.28 : 1,406,475.36 = 632,244.84 : x
  2. Step 2: Convert to fraction form
    1,019,606.28/1,406,475.36 = 632,244.84/x
  3. Step 3: Cross multiply
    1,019,606.28x = 1,406,475.36 × 632,244.84
  4. Step 4: Simplify right side
    1,019,606.28x = 889,236,788,947.14
  5. Step 5: Solve for x
    x = 889,236,788,947.14/1,019,606.28
  6. Step 6: Final answer
    x = 872,137.42

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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.