Home / 1,333,281.40-2,004,587.70-1,305,287.80

Finding the Fourth Proportional to 1,333,281.40, 2,004,587.70 and 1,305,287.80

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Solution

The fourth proportional to 1,333,281.40, 2,004,587.70 and 1,305,287.80 is: 1,962,499.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,333,281.40 : 2,004,587.70 = 1,305,287.80 : x
  2. Step 2: Convert to fraction form
    1,333,281.40/2,004,587.70 = 1,305,287.80/x
  3. Step 3: Cross multiply
    1,333,281.40x = 2,004,587.70 × 1,305,287.80
  4. Step 4: Simplify right side
    1,333,281.40x = 2,616,563,868,840.06
  5. Step 5: Solve for x
    x = 2,616,563,868,840.06/1,333,281.40
  6. Step 6: Final answer
    x = 1,962,499.34

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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.