Home / 1,683,011.16-2,322,754.77-947,989.62

Finding the Fourth Proportional to 1,683,011.16, 2,322,754.77 and 947,989.62

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Solution

The fourth proportional to 1,683,011.16, 2,322,754.77 and 947,989.62 is: 1,308,337.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,683,011.16 : 2,322,754.77 = 947,989.62 : x
  2. Step 2: Convert to fraction form
    1,683,011.16/2,322,754.77 = 947,989.62/x
  3. Step 3: Cross multiply
    1,683,011.16x = 2,322,754.77 × 947,989.62
  4. Step 4: Simplify right side
    1,683,011.16x = 2,201,947,411,765.49
  5. Step 5: Solve for x
    x = 2,201,947,411,765.49/1,683,011.16
  6. Step 6: Final answer
    x = 1,308,337.97

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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.