Home / 1,559,090-2,151,544.20-843,698

Finding the Fourth Proportional to 1,559,090, 2,151,544.20 and 843,698

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Solution

The fourth proportional to 1,559,090, 2,151,544.20 and 843,698 is: 1,164,303.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,559,090 : 2,151,544.20 = 843,698 : x
  2. Step 2: Convert to fraction form
    1,559,090/2,151,544.20 = 843,698/x
  3. Step 3: Cross multiply
    1,559,090x = 2,151,544.20 × 843,698
  4. Step 4: Simplify right side
    1,559,090x = 1,815,253,538,451.60
  5. Step 5: Solve for x
    x = 1,815,253,538,451.60/1,559,090
  6. Step 6: Final answer
    x = 1,164,303.24

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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.