Home / 1,042,563.25-1,438,309.71-634,337.83

Finding the Fourth Proportional to 1,042,563.25, 1,438,309.71 and 634,337.83

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Solution

The fourth proportional to 1,042,563.25, 1,438,309.71 and 634,337.83 is: 875,126.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,042,563.25 : 1,438,309.71 = 634,337.83 : x
  2. Step 2: Convert to fraction form
    1,042,563.25/1,438,309.71 = 634,337.83/x
  3. Step 3: Cross multiply
    1,042,563.25x = 1,438,309.71 × 634,337.83
  4. Step 4: Simplify right side
    1,042,563.25x = 912,374,262,107.22
  5. Step 5: Solve for x
    x = 912,374,262,107.22/1,042,563.25
  6. Step 6: Final answer
    x = 875,126.05

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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.