Home / 783,101.93-1,081,200.96-601,488.86

Finding the Fourth Proportional to 783,101.93, 1,081,200.96 and 601,488.86

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Solution

The fourth proportional to 783,101.93, 1,081,200.96 and 601,488.86 is: 830,454.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    783,101.93 : 1,081,200.96 = 601,488.86 : x
  2. Step 2: Convert to fraction form
    783,101.93/1,081,200.96 = 601,488.86/x
  3. Step 3: Cross multiply
    783,101.93x = 1,081,200.96 × 601,488.86
  4. Step 4: Simplify right side
    783,101.93x = 650,330,327,455.30
  5. Step 5: Solve for x
    x = 650,330,327,455.30/783,101.93
  6. Step 6: Final answer
    x = 830,454.26

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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.