Home / 1,453,285.60-2,005,507.55-808,700.15

Finding the Fourth Proportional to 1,453,285.60, 2,005,507.55 and 808,700.15

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Solution

The fourth proportional to 1,453,285.60, 2,005,507.55 and 808,700.15 is: 1,115,991.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,453,285.60 : 2,005,507.55 = 808,700.15 : x
  2. Step 2: Convert to fraction form
    1,453,285.60/2,005,507.55 = 808,700.15/x
  3. Step 3: Cross multiply
    1,453,285.60x = 2,005,507.55 × 808,700.15
  4. Step 4: Simplify right side
    1,453,285.60x = 1,621,854,263,546.65
  5. Step 5: Solve for x
    x = 1,621,854,263,546.65/1,453,285.60
  6. Step 6: Final answer
    x = 1,115,991.42

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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.