Home / 1,342,159.20-2,010,614.40-808,093.80

Finding the Fourth Proportional to 1,342,159.20, 2,010,614.40 and 808,093.80

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Solution

The fourth proportional to 1,342,159.20, 2,010,614.40 and 808,093.80 is: 1,210,560.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,342,159.20 : 2,010,614.40 = 808,093.80 : x
  2. Step 2: Convert to fraction form
    1,342,159.20/2,010,614.40 = 808,093.80/x
  3. Step 3: Cross multiply
    1,342,159.20x = 2,010,614.40 × 808,093.80
  4. Step 4: Simplify right side
    1,342,159.20x = 1,624,765,030,830.72
  5. Step 5: Solve for x
    x = 1,624,765,030,830.72/1,342,159.20
  6. Step 6: Final answer
    x = 1,210,560.59

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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.