Home / 1,443,834.64-2,167,881-805,385.84

Finding the Fourth Proportional to 1,443,834.64, 2,167,881 and 805,385.84

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Solution

The fourth proportional to 1,443,834.64, 2,167,881 and 805,385.84 is: 1,209,266.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,443,834.64 : 2,167,881 = 805,385.84 : x
  2. Step 2: Convert to fraction form
    1,443,834.64/2,167,881 = 805,385.84/x
  3. Step 3: Cross multiply
    1,443,834.64x = 2,167,881 × 805,385.84
  4. Step 4: Simplify right side
    1,443,834.64x = 1,745,980,660,205.04
  5. Step 5: Solve for x
    x = 1,745,980,660,205.04/1,443,834.64
  6. Step 6: Final answer
    x = 1,209,266.36

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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.