Home / 1,330,304.70-1,995,457.05-798,426.30

Finding the Fourth Proportional to 1,330,304.70, 1,995,457.05 and 798,426.30

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Solution

The fourth proportional to 1,330,304.70, 1,995,457.05 and 798,426.30 is: 1,197,639.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,330,304.70 : 1,995,457.05 = 798,426.30 : x
  2. Step 2: Convert to fraction form
    1,330,304.70/1,995,457.05 = 798,426.30/x
  3. Step 3: Cross multiply
    1,330,304.70x = 1,995,457.05 × 798,426.30
  4. Step 4: Simplify right side
    1,330,304.70x = 1,593,225,389,240.42
  5. Step 5: Solve for x
    x = 1,593,225,389,240.42/1,330,304.70
  6. Step 6: Final answer
    x = 1,197,639.45

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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.