Home / 1,792,003.90-2,688,005.85-669,927.10

Finding the Fourth Proportional to 1,792,003.90, 2,688,005.85 and 669,927.10

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Solution

The fourth proportional to 1,792,003.90, 2,688,005.85 and 669,927.10 is: 1,004,890.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,792,003.90 : 2,688,005.85 = 669,927.10 : x
  2. Step 2: Convert to fraction form
    1,792,003.90/2,688,005.85 = 669,927.10/x
  3. Step 3: Cross multiply
    1,792,003.90x = 2,688,005.85 × 669,927.10
  4. Step 4: Simplify right side
    1,792,003.90x = 1,800,767,963,873.54
  5. Step 5: Solve for x
    x = 1,800,767,963,873.54/1,792,003.90
  6. Step 6: Final answer
    x = 1,004,890.65

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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.