Home / 1,604,825.46-2,214,685.90-869,803.20

Finding the Fourth Proportional to 1,604,825.46, 2,214,685.90 and 869,803.20

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Solution

The fourth proportional to 1,604,825.46, 2,214,685.90 and 869,803.20 is: 1,200,342.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,604,825.46 : 2,214,685.90 = 869,803.20 : x
  2. Step 2: Convert to fraction form
    1,604,825.46/2,214,685.90 = 869,803.20/x
  3. Step 3: Cross multiply
    1,604,825.46x = 2,214,685.90 × 869,803.20
  4. Step 4: Simplify right side
    1,604,825.46x = 1,926,340,880,787.73
  5. Step 5: Solve for x
    x = 1,926,340,880,787.73/1,604,825.46
  6. Step 6: Final answer
    x = 1,200,342.92

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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.