Home / 2,788,335.40-4,182,416.70-793,791.40

Finding the Fourth Proportional to 2,788,335.40, 4,182,416.70 and 793,791.40

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Solution

The fourth proportional to 2,788,335.40, 4,182,416.70 and 793,791.40 is: 1,190,662.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,788,335.40 : 4,182,416.70 = 793,791.40 : x
  2. Step 2: Convert to fraction form
    2,788,335.40/4,182,416.70 = 793,791.40/x
  3. Step 3: Cross multiply
    2,788,335.40x = 4,182,416.70 × 793,791.40
  4. Step 4: Simplify right side
    2,788,335.40x = 3,319,966,407,676.38
  5. Step 5: Solve for x
    x = 3,319,966,407,676.38/2,788,335.40
  6. Step 6: Final answer
    x = 1,190,662.50

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1.5x scale

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.