Home / 1,338,826.76-2,008,304.70-440,248.62

Finding the Fourth Proportional to 1,338,826.76, 2,008,304.70 and 440,248.62

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Solution

The fourth proportional to 1,338,826.76, 2,008,304.70 and 440,248.62 is: 660,394.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,338,826.76 : 2,008,304.70 = 440,248.62 : x
  2. Step 2: Convert to fraction form
    1,338,826.76/2,008,304.70 = 440,248.62/x
  3. Step 3: Cross multiply
    1,338,826.76x = 2,008,304.70 × 440,248.62
  4. Step 4: Simplify right side
    1,338,826.76x = 884,153,372,714.51
  5. Step 5: Solve for x
    x = 884,153,372,714.51/1,338,826.76
  6. Step 6: Final answer
    x = 660,394.16

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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.