Home / 1,455,585.40-2,182,989.30-444,705.40

Finding the Fourth Proportional to 1,455,585.40, 2,182,989.30 and 444,705.40

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Solution

The fourth proportional to 1,455,585.40, 2,182,989.30 and 444,705.40 is: 666,939.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,455,585.40 : 2,182,989.30 = 444,705.40 : x
  2. Step 2: Convert to fraction form
    1,455,585.40/2,182,989.30 = 444,705.40/x
  3. Step 3: Cross multiply
    1,455,585.40x = 2,182,989.30 × 444,705.40
  4. Step 4: Simplify right side
    1,455,585.40x = 970,787,129,852.22
  5. Step 5: Solve for x
    x = 970,787,129,852.22/1,455,585.40
  6. Step 6: Final answer
    x = 666,939.32

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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.