Home / 5,262,506.20-7,887,635.70-2,422,905.40

Finding the Fourth Proportional to 5,262,506.20, 7,887,635.70 and 2,422,905.40

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Solution

The fourth proportional to 5,262,506.20, 7,887,635.70 and 2,422,905.40 is: 3,631,538.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,262,506.20 : 7,887,635.70 = 2,422,905.40 : x
  2. Step 2: Convert to fraction form
    5,262,506.20/7,887,635.70 = 2,422,905.40/x
  3. Step 3: Cross multiply
    5,262,506.20x = 7,887,635.70 × 2,422,905.40
  4. Step 4: Simplify right side
    5,262,506.20x = 19,110,995,130,762.78
  5. Step 5: Solve for x
    x = 19,110,995,130,762.78/5,262,506.20
  6. Step 6: Final answer
    x = 3,631,538.74

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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.