Home / 1,499,241.34-2,069,001.93-820,177.84

Finding the Fourth Proportional to 1,499,241.34, 2,069,001.93 and 820,177.84

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Solution

The fourth proportional to 1,499,241.34, 2,069,001.93 and 820,177.84 is: 1,131,872.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,499,241.34 : 2,069,001.93 = 820,177.84 : x
  2. Step 2: Convert to fraction form
    1,499,241.34/2,069,001.93 = 820,177.84/x
  3. Step 3: Cross multiply
    1,499,241.34x = 2,069,001.93 × 820,177.84
  4. Step 4: Simplify right side
    1,499,241.34x = 1,696,949,533,903.23
  5. Step 5: Solve for x
    x = 1,696,949,533,903.23/1,499,241.34
  6. Step 6: Final answer
    x = 1,131,872.16

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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.