Home / 1,070,354.73-1,605,799.80-755,426.73

Finding the Fourth Proportional to 1,070,354.73, 1,605,799.80 and 755,426.73

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Solution

The fourth proportional to 1,070,354.73, 1,605,799.80 and 755,426.73 is: 1,133,329.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,070,354.73 : 1,605,799.80 = 755,426.73 : x
  2. Step 2: Convert to fraction form
    1,070,354.73/1,605,799.80 = 755,426.73/x
  3. Step 3: Cross multiply
    1,070,354.73x = 1,605,799.80 × 755,426.73
  4. Step 4: Simplify right side
    1,070,354.73x = 1,213,064,091,948.65
  5. Step 5: Solve for x
    x = 1,213,064,091,948.65/1,070,354.73
  6. Step 6: Final answer
    x = 1,133,329.03

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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.