Home / 1,450,559.40-2,001,654.75-838,751.78

Finding the Fourth Proportional to 1,450,559.40, 2,001,654.75 and 838,751.78

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Solution

The fourth proportional to 1,450,559.40, 2,001,654.75 and 838,751.78 is: 1,157,409.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,450,559.40 : 2,001,654.75 = 838,751.78 : x
  2. Step 2: Convert to fraction form
    1,450,559.40/2,001,654.75 = 838,751.78/x
  3. Step 3: Cross multiply
    1,450,559.40x = 2,001,654.75 × 838,751.78
  4. Step 4: Simplify right side
    1,450,559.40x = 1,678,891,484,507.96
  5. Step 5: Solve for x
    x = 1,678,891,484,507.96/1,450,559.40
  6. Step 6: Final answer
    x = 1,157,409.68

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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.