Home / 1,346,413.71-2,019,615.03-547,688.51

Finding the Fourth Proportional to 1,346,413.71, 2,019,615.03 and 547,688.51

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Solution

The fourth proportional to 1,346,413.71, 2,019,615.03 and 547,688.51 is: 821,530.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,346,413.71 : 2,019,615.03 = 547,688.51 : x
  2. Step 2: Convert to fraction form
    1,346,413.71/2,019,615.03 = 547,688.51/x
  3. Step 3: Cross multiply
    1,346,413.71x = 2,019,615.03 × 547,688.51
  4. Step 4: Simplify right side
    1,346,413.71x = 1,106,119,936,456.23
  5. Step 5: Solve for x
    x = 1,106,119,936,456.23/1,346,413.71
  6. Step 6: Final answer
    x = 821,530.51

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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.