Home / 1,260,033.32-1,890,046.35-313,404.03

Finding the Fourth Proportional to 1,260,033.32, 1,890,046.35 and 313,404.03

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Solution

The fourth proportional to 1,260,033.32, 1,890,046.35 and 313,404.03 is: 470,105.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,260,033.32 : 1,890,046.35 = 313,404.03 : x
  2. Step 2: Convert to fraction form
    1,260,033.32/1,890,046.35 = 313,404.03/x
  3. Step 3: Cross multiply
    1,260,033.32x = 1,890,046.35 × 313,404.03
  4. Step 4: Simplify right side
    1,260,033.32x = 592,348,142,976.79
  5. Step 5: Solve for x
    x = 592,348,142,976.79/1,260,033.32
  6. Step 6: Final answer
    x = 470,105.14

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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.