Home / 1,359,873.80-2,039,810.70-1,119,336.20

Finding the Fourth Proportional to 1,359,873.80, 2,039,810.70 and 1,119,336.20

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Solution

The fourth proportional to 1,359,873.80, 2,039,810.70 and 1,119,336.20 is: 1,679,004.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,359,873.80 : 2,039,810.70 = 1,119,336.20 : x
  2. Step 2: Convert to fraction form
    1,359,873.80/2,039,810.70 = 1,119,336.20/x
  3. Step 3: Cross multiply
    1,359,873.80x = 2,039,810.70 × 1,119,336.20
  4. Step 4: Simplify right side
    1,359,873.80x = 2,283,233,957,657.34
  5. Step 5: Solve for x
    x = 2,283,233,957,657.34/1,359,873.80
  6. Step 6: Final answer
    x = 1,679,004.30

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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.