Home / 1,383,160.20-2,074,740.30-958,007.40

Finding the Fourth Proportional to 1,383,160.20, 2,074,740.30 and 958,007.40

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Solution

The fourth proportional to 1,383,160.20, 2,074,740.30 and 958,007.40 is: 1,437,011.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,383,160.20 : 2,074,740.30 = 958,007.40 : x
  2. Step 2: Convert to fraction form
    1,383,160.20/2,074,740.30 = 958,007.40/x
  3. Step 3: Cross multiply
    1,383,160.20x = 2,074,740.30 × 958,007.40
  4. Step 4: Simplify right side
    1,383,160.20x = 1,987,616,560,478.22
  5. Step 5: Solve for x
    x = 1,987,616,560,478.22/1,383,160.20
  6. Step 6: Final answer
    x = 1,437,011.10

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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.