Home / 1,330,212.20-1,995,318.30-975,918.20

Finding the Fourth Proportional to 1,330,212.20, 1,995,318.30 and 975,918.20

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Solution

The fourth proportional to 1,330,212.20, 1,995,318.30 and 975,918.20 is: 1,463,877.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,330,212.20 : 1,995,318.30 = 975,918.20 : x
  2. Step 2: Convert to fraction form
    1,330,212.20/1,995,318.30 = 975,918.20/x
  3. Step 3: Cross multiply
    1,330,212.20x = 1,995,318.30 × 975,918.20
  4. Step 4: Simplify right side
    1,330,212.20x = 1,947,267,443,763.06
  5. Step 5: Solve for x
    x = 1,947,267,443,763.06/1,330,212.20
  6. Step 6: Final answer
    x = 1,463,877.30

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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.