Home / 1,624,564.92-2,438,422.02-783,707.16

Finding the Fourth Proportional to 1,624,564.92, 2,438,422.02 and 783,707.16

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Solution

The fourth proportional to 1,624,564.92, 2,438,422.02 and 783,707.16 is: 1,176,320.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,624,564.92 : 2,438,422.02 = 783,707.16 : x
  2. Step 2: Convert to fraction form
    1,624,564.92/2,438,422.02 = 783,707.16/x
  3. Step 3: Cross multiply
    1,624,564.92x = 2,438,422.02 × 783,707.16
  4. Step 4: Simplify right side
    1,624,564.92x = 1,911,008,796,175.66
  5. Step 5: Solve for x
    x = 1,911,008,796,175.66/1,624,564.92
  6. Step 6: Final answer
    x = 1,176,320.36

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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.