Home / 1,132,390.50-1,698,848.19-384,436.50

Finding the Fourth Proportional to 1,132,390.50, 1,698,848.19 and 384,436.50

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Solution

The fourth proportional to 1,132,390.50, 1,698,848.19 and 384,436.50 is: 576,743.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,132,390.50 : 1,698,848.19 = 384,436.50 : x
  2. Step 2: Convert to fraction form
    1,132,390.50/1,698,848.19 = 384,436.50/x
  3. Step 3: Cross multiply
    1,132,390.50x = 1,698,848.19 × 384,436.50
  4. Step 4: Simplify right side
    1,132,390.50x = 653,099,252,194.94
  5. Step 5: Solve for x
    x = 653,099,252,194.94/1,132,390.50
  6. Step 6: Final answer
    x = 576,743.85

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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.