Home / 1,202,167.12-1,803,914.74-669,988.08

Finding the Fourth Proportional to 1,202,167.12, 1,803,914.74 and 669,988.08

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Solution

The fourth proportional to 1,202,167.12, 1,803,914.74 and 669,988.08 is: 1,005,352.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,202,167.12 : 1,803,914.74 = 669,988.08 : x
  2. Step 2: Convert to fraction form
    1,202,167.12/1,803,914.74 = 669,988.08/x
  3. Step 3: Cross multiply
    1,202,167.12x = 1,803,914.74 × 669,988.08
  4. Step 4: Simplify right side
    1,202,167.12x = 1,208,601,373,136.30
  5. Step 5: Solve for x
    x = 1,208,601,373,136.30/1,202,167.12
  6. Step 6: Final answer
    x = 1,005,352.21

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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.