Home / 1,605,029.04-2,214,931.90-869,980.34

Finding the Fourth Proportional to 1,605,029.04, 2,214,931.90 and 869,980.34

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Solution

The fourth proportional to 1,605,029.04, 2,214,931.90 and 869,980.34 is: 1,200,568.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,605,029.04 : 2,214,931.90 = 869,980.34 : x
  2. Step 2: Convert to fraction form
    1,605,029.04/2,214,931.90 = 869,980.34/x
  3. Step 3: Cross multiply
    1,605,029.04x = 2,214,931.90 × 869,980.34
  4. Step 4: Simplify right side
    1,605,029.04x = 1,926,947,207,438.85
  5. Step 5: Solve for x
    x = 1,926,947,207,438.85/1,605,029.04
  6. Step 6: Final answer
    x = 1,200,568.44

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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.