Home / 5,347,360.20-8,021,040.30-1,937,280.45

Finding the Fourth Proportional to 5,347,360.20, 8,021,040.30 and 1,937,280.45

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Solution

The fourth proportional to 5,347,360.20, 8,021,040.30 and 1,937,280.45 is: 2,905,920.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,347,360.20 : 8,021,040.30 = 1,937,280.45 : x
  2. Step 2: Convert to fraction form
    5,347,360.20/8,021,040.30 = 1,937,280.45/x
  3. Step 3: Cross multiply
    5,347,360.20x = 8,021,040.30 × 1,937,280.45
  4. Step 4: Simplify right side
    5,347,360.20x = 15,539,004,561,852.13
  5. Step 5: Solve for x
    x = 15,539,004,561,852.13/5,347,360.20
  6. Step 6: Final answer
    x = 2,905,920.68

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Similar ratio
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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.