Home / 1,711,517.76-2,361,981.60-947,655.36

Finding the Fourth Proportional to 1,711,517.76, 2,361,981.60 and 947,655.36

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Solution

The fourth proportional to 1,711,517.76, 2,361,981.60 and 947,655.36 is: 1,307,812.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,711,517.76 : 2,361,981.60 = 947,655.36 : x
  2. Step 2: Convert to fraction form
    1,711,517.76/2,361,981.60 = 947,655.36/x
  3. Step 3: Cross multiply
    1,711,517.76x = 2,361,981.60 × 947,655.36
  4. Step 4: Simplify right side
    1,711,517.76x = 2,238,344,523,461.38
  5. Step 5: Solve for x
    x = 2,238,344,523,461.38/1,711,517.76
  6. Step 6: Final answer
    x = 1,307,812.62

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.