Home / 1,178,774.94-1,768,174.76-943,612.50

Finding the Fourth Proportional to 1,178,774.94, 1,768,174.76 and 943,612.50

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Solution

The fourth proportional to 1,178,774.94, 1,768,174.76 and 943,612.50 is: 1,415,428.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,178,774.94 : 1,768,174.76 = 943,612.50 : x
  2. Step 2: Convert to fraction form
    1,178,774.94/1,768,174.76 = 943,612.50/x
  3. Step 3: Cross multiply
    1,178,774.94x = 1,768,174.76 × 943,612.50
  4. Step 4: Simplify right side
    1,178,774.94x = 1,668,471,805,720.50
  5. Step 5: Solve for x
    x = 1,668,471,805,720.50/1,178,774.94
  6. Step 6: Final answer
    x = 1,415,428.64

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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.