Home / 1,485,102.30-2,227,653.45-738,606.30

Finding the Fourth Proportional to 1,485,102.30, 2,227,653.45 and 738,606.30

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Solution

The fourth proportional to 1,485,102.30, 2,227,653.45 and 738,606.30 is: 1,107,909.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,485,102.30 : 2,227,653.45 = 738,606.30 : x
  2. Step 2: Convert to fraction form
    1,485,102.30/2,227,653.45 = 738,606.30/x
  3. Step 3: Cross multiply
    1,485,102.30x = 2,227,653.45 × 738,606.30
  4. Step 4: Simplify right side
    1,485,102.30x = 1,645,358,872,386.74
  5. Step 5: Solve for x
    x = 1,645,358,872,386.74/1,485,102.30
  6. Step 6: Final answer
    x = 1,107,909.45

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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.