Home / 1,711,416.54-2,566,971.72-513,606.36

Finding the Fourth Proportional to 1,711,416.54, 2,566,971.72 and 513,606.36

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Solution

The fourth proportional to 1,711,416.54, 2,566,971.72 and 513,606.36 is: 770,363.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,711,416.54 : 2,566,971.72 = 513,606.36 : x
  2. Step 2: Convert to fraction form
    1,711,416.54/2,566,971.72 = 513,606.36/x
  3. Step 3: Cross multiply
    1,711,416.54x = 2,566,971.72 × 513,606.36
  4. Step 4: Simplify right side
    1,711,416.54x = 1,318,413,001,332.14
  5. Step 5: Solve for x
    x = 1,318,413,001,332.14/1,711,416.54
  6. Step 6: Final answer
    x = 770,363.60

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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.