Home / 1,680,973.47-2,522,671.94-669,510.23

Finding the Fourth Proportional to 1,680,973.47, 2,522,671.94 and 669,510.23

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Solution

The fourth proportional to 1,680,973.47, 2,522,671.94 and 669,510.23 is: 1,004,747.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,680,973.47 : 2,522,671.94 = 669,510.23 : x
  2. Step 2: Convert to fraction form
    1,680,973.47/2,522,671.94 = 669,510.23/x
  3. Step 3: Cross multiply
    1,680,973.47x = 2,522,671.94 × 669,510.23
  4. Step 4: Simplify right side
    1,680,973.47x = 1,688,954,670,763.95
  5. Step 5: Solve for x
    x = 1,688,954,670,763.95/1,680,973.47
  6. Step 6: Final answer
    x = 1,004,747.96

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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.