Home / 1,622,412.81-2,238,680.95-933,951.59

Finding the Fourth Proportional to 1,622,412.81, 2,238,680.95 and 933,951.59

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Solution

The fourth proportional to 1,622,412.81, 2,238,680.95 and 933,951.59 is: 1,288,710.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,622,412.81 : 2,238,680.95 = 933,951.59 : x
  2. Step 2: Convert to fraction form
    1,622,412.81/2,238,680.95 = 933,951.59/x
  3. Step 3: Cross multiply
    1,622,412.81x = 2,238,680.95 × 933,951.59
  4. Step 4: Simplify right side
    1,622,412.81x = 2,090,819,622,488.75
  5. Step 5: Solve for x
    x = 2,090,819,622,488.75/1,622,412.81
  6. Step 6: Final answer
    x = 1,288,710.01

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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.