Home / 1,000,022.32-1,380,022.68-547,312.24

Finding the Fourth Proportional to 1,000,022.32, 1,380,022.68 and 547,312.24

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Solution

The fourth proportional to 1,000,022.32, 1,380,022.68 and 547,312.24 is: 755,286.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,000,022.32 : 1,380,022.68 = 547,312.24 : x
  2. Step 2: Convert to fraction form
    1,000,022.32/1,380,022.68 = 547,312.24/x
  3. Step 3: Cross multiply
    1,000,022.32x = 1,380,022.68 × 547,312.24
  4. Step 4: Simplify right side
    1,000,022.32x = 755,303,304,241.60
  5. Step 5: Solve for x
    x = 755,303,304,241.60/1,000,022.32
  6. Step 6: Final answer
    x = 755,286.45

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1.5x scale

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.