Home / 2,857,506.28-4,280,501.26-1,898,501.92

Finding the Fourth Proportional to 2,857,506.28, 4,280,501.26 and 1,898,501.92

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Solution

The fourth proportional to 2,857,506.28, 4,280,501.26 and 1,898,501.92 is: 2,843,927.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,857,506.28 : 4,280,501.26 = 1,898,501.92 : x
  2. Step 2: Convert to fraction form
    2,857,506.28/4,280,501.26 = 1,898,501.92/x
  3. Step 3: Cross multiply
    2,857,506.28x = 4,280,501.26 × 1,898,501.92
  4. Step 4: Simplify right side
    2,857,506.28x = 8,126,539,860,672.42
  5. Step 5: Solve for x
    x = 8,126,539,860,672.42/2,857,506.28
  6. Step 6: Final answer
    x = 2,843,927.21

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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.