Home / 1,455,603.40-2,183,016.30-444,723.40

Finding the Fourth Proportional to 1,455,603.40, 2,183,016.30 and 444,723.40

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Solution

The fourth proportional to 1,455,603.40, 2,183,016.30 and 444,723.40 is: 666,966.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,455,603.40 : 2,183,016.30 = 444,723.40 : x
  2. Step 2: Convert to fraction form
    1,455,603.40/2,183,016.30 = 444,723.40/x
  3. Step 3: Cross multiply
    1,455,603.40x = 2,183,016.30 × 444,723.40
  4. Step 4: Simplify right side
    1,455,603.40x = 970,838,431,191.42
  5. Step 5: Solve for x
    x = 970,838,431,191.42/1,455,603.40
  6. Step 6: Final answer
    x = 666,966.31

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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.