Home / 4,549,277.70-6,823,916.55-2,157,793.20

Finding the Fourth Proportional to 4,549,277.70, 6,823,916.55 and 2,157,793.20

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Solution

The fourth proportional to 4,549,277.70, 6,823,916.55 and 2,157,793.20 is: 3,236,689.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,549,277.70 : 6,823,916.55 = 2,157,793.20 : x
  2. Step 2: Convert to fraction form
    4,549,277.70/6,823,916.55 = 2,157,793.20/x
  3. Step 3: Cross multiply
    4,549,277.70x = 6,823,916.55 × 2,157,793.20
  4. Step 4: Simplify right side
    4,549,277.70x = 14,724,600,728,957.46
  5. Step 5: Solve for x
    x = 14,724,600,728,957.46/4,549,277.70
  6. Step 6: Final answer
    x = 3,236,689.80

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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.