Home / 1,502,141.04-2,073,147.72-857,413.68

Finding the Fourth Proportional to 1,502,141.04, 2,073,147.72 and 857,413.68

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Solution

The fourth proportional to 1,502,141.04, 2,073,147.72 and 857,413.68 is: 1,183,341.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,502,141.04 : 2,073,147.72 = 857,413.68 : x
  2. Step 2: Convert to fraction form
    1,502,141.04/2,073,147.72 = 857,413.68/x
  3. Step 3: Cross multiply
    1,502,141.04x = 2,073,147.72 × 857,413.68
  4. Step 4: Simplify right side
    1,502,141.04x = 1,777,545,215,788.81
  5. Step 5: Solve for x
    x = 1,777,545,215,788.81/1,502,141.04
  6. Step 6: Final answer
    x = 1,183,341.09

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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.