Home / 1,815,713.76-2,723,220-553,668.96

Finding the Fourth Proportional to 1,815,713.76, 2,723,220 and 553,668.96

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Solution

The fourth proportional to 1,815,713.76, 2,723,220 and 553,668.96 is: 830,396.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,815,713.76 : 2,723,220 = 553,668.96 : x
  2. Step 2: Convert to fraction form
    1,815,713.76/2,723,220 = 553,668.96/x
  3. Step 3: Cross multiply
    1,815,713.76x = 2,723,220 × 553,668.96
  4. Step 4: Simplify right side
    1,815,713.76x = 1,507,762,385,251.20
  5. Step 5: Solve for x
    x = 1,507,762,385,251.20/1,815,713.76
  6. Step 6: Final answer
    x = 830,396.52

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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.