Home / 2,788,661.40-4,182,905.70-794,117.40

Finding the Fourth Proportional to 2,788,661.40, 4,182,905.70 and 794,117.40

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Solution

The fourth proportional to 2,788,661.40, 4,182,905.70 and 794,117.40 is: 1,191,151.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,788,661.40 : 4,182,905.70 = 794,117.40 : x
  2. Step 2: Convert to fraction form
    2,788,661.40/4,182,905.70 = 794,117.40/x
  3. Step 3: Cross multiply
    2,788,661.40x = 4,182,905.70 × 794,117.40
  4. Step 4: Simplify right side
    2,788,661.40x = 3,321,718,198,929.18
  5. Step 5: Solve for x
    x = 3,321,718,198,929.18/2,788,661.40
  6. Step 6: Final answer
    x = 1,191,151.50

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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.