Home / 1,147,735.90-1,721,799.92-473,448.59

Finding the Fourth Proportional to 1,147,735.90, 1,721,799.92 and 473,448.59

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Solution

The fourth proportional to 1,147,735.90, 1,721,799.92 and 473,448.59 is: 710,253.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,147,735.90 : 1,721,799.92 = 473,448.59 : x
  2. Step 2: Convert to fraction form
    1,147,735.90/1,721,799.92 = 473,448.59/x
  3. Step 3: Cross multiply
    1,147,735.90x = 1,721,799.92 × 473,448.59
  4. Step 4: Simplify right side
    1,147,735.90x = 815,183,744,386.11
  5. Step 5: Solve for x
    x = 815,183,744,386.11/1,147,735.90
  6. Step 6: Final answer
    x = 710,253.77

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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.