Home / 1,580,285.32-2,180,799.52-855,133.04

Finding the Fourth Proportional to 1,580,285.32, 2,180,799.52 and 855,133.04

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Solution

The fourth proportional to 1,580,285.32, 2,180,799.52 and 855,133.04 is: 1,180,086.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,580,285.32 : 2,180,799.52 = 855,133.04 : x
  2. Step 2: Convert to fraction form
    1,580,285.32/2,180,799.52 = 855,133.04/x
  3. Step 3: Cross multiply
    1,580,285.32x = 2,180,799.52 × 855,133.04
  4. Step 4: Simplify right side
    1,580,285.32x = 1,864,873,723,168.14
  5. Step 5: Solve for x
    x = 1,864,873,723,168.14/1,580,285.32
  6. Step 6: Final answer
    x = 1,180,086.72

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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.