Home / 1,206,331.45-1,806,740.34-575,688.13

Finding the Fourth Proportional to 1,206,331.45, 1,806,740.34 and 575,688.13

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Solution

The fourth proportional to 1,206,331.45, 1,806,740.34 and 575,688.13 is: 862,216.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,206,331.45 : 1,806,740.34 = 575,688.13 : x
  2. Step 2: Convert to fraction form
    1,206,331.45/1,806,740.34 = 575,688.13/x
  3. Step 3: Cross multiply
    1,206,331.45x = 1,806,740.34 × 575,688.13
  4. Step 4: Simplify right side
    1,206,331.45x = 1,040,118,967,730.16
  5. Step 5: Solve for x
    x = 1,040,118,967,730.16/1,206,331.45
  6. Step 6: Final answer
    x = 862,216.57

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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.