Home / 1,303,992.06-1,799,482.23-723,121.45

Finding the Fourth Proportional to 1,303,992.06, 1,799,482.23 and 723,121.45

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Solution

The fourth proportional to 1,303,992.06, 1,799,482.23 and 723,121.45 is: 997,892.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,303,992.06 : 1,799,482.23 = 723,121.45 : x
  2. Step 2: Convert to fraction form
    1,303,992.06/1,799,482.23 = 723,121.45/x
  3. Step 3: Cross multiply
    1,303,992.06x = 1,799,482.23 × 723,121.45
  4. Step 4: Simplify right side
    1,303,992.06x = 1,301,244,199,406.83
  5. Step 5: Solve for x
    x = 1,301,244,199,406.83/1,303,992.06
  6. Step 6: Final answer
    x = 997,892.73

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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.