Home / 1,191,045.92-1,785,564.04-516,619.47

Finding the Fourth Proportional to 1,191,045.92, 1,785,564.04 and 516,619.47

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Solution

The fourth proportional to 1,191,045.92, 1,785,564.04 and 516,619.47 is: 774,493.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,191,045.92 : 1,785,564.04 = 516,619.47 : x
  2. Step 2: Convert to fraction form
    1,191,045.92/1,785,564.04 = 516,619.47/x
  3. Step 3: Cross multiply
    1,191,045.92x = 1,785,564.04 × 516,619.47
  4. Step 4: Simplify right side
    1,191,045.92x = 922,457,147,995.86
  5. Step 5: Solve for x
    x = 922,457,147,995.86/1,191,045.92
  6. Step 6: Final answer
    x = 774,493.35

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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.