Home / 1,480,344.80-2,217,019.34-722,705.12

Finding the Fourth Proportional to 1,480,344.80, 2,217,019.34 and 722,705.12

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Solution

The fourth proportional to 1,480,344.80, 2,217,019.34 and 722,705.12 is: 1,082,350.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,480,344.80 : 2,217,019.34 = 722,705.12 : x
  2. Step 2: Convert to fraction form
    1,480,344.80/2,217,019.34 = 722,705.12/x
  3. Step 3: Cross multiply
    1,480,344.80x = 2,217,019.34 × 722,705.12
  4. Step 4: Simplify right side
    1,480,344.80x = 1,602,251,227,192.51
  5. Step 5: Solve for x
    x = 1,602,251,227,192.51/1,480,344.80
  6. Step 6: Final answer
    x = 1,082,350.03

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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.