Home / 1,775,260.40-2,662,890.60-577,221.80

Finding the Fourth Proportional to 1,775,260.40, 2,662,890.60 and 577,221.80

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Solution

The fourth proportional to 1,775,260.40, 2,662,890.60 and 577,221.80 is: 865,832.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,775,260.40 : 2,662,890.60 = 577,221.80 : x
  2. Step 2: Convert to fraction form
    1,775,260.40/2,662,890.60 = 577,221.80/x
  3. Step 3: Cross multiply
    1,775,260.40x = 2,662,890.60 × 577,221.80
  4. Step 4: Simplify right side
    1,775,260.40x = 1,537,078,505,335.08
  5. Step 5: Solve for x
    x = 1,537,078,505,335.08/1,775,260.40
  6. Step 6: Final answer
    x = 865,832.70

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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.