Home / 5,749,331.20-8,623,996.80-1,962,246.40

Finding the Fourth Proportional to 5,749,331.20, 8,623,996.80 and 1,962,246.40

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Solution

The fourth proportional to 5,749,331.20, 8,623,996.80 and 1,962,246.40 is: 2,943,369.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,749,331.20 : 8,623,996.80 = 1,962,246.40 : x
  2. Step 2: Convert to fraction form
    5,749,331.20/8,623,996.80 = 1,962,246.40/x
  3. Step 3: Cross multiply
    5,749,331.20x = 8,623,996.80 × 1,962,246.40
  4. Step 4: Simplify right side
    5,749,331.20x = 16,922,406,674,411.52
  5. Step 5: Solve for x
    x = 16,922,406,674,411.52/5,749,331.20
  6. Step 6: Final answer
    x = 2,943,369.60

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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.