Home / 1,338,811.53-2,008,281.84-440,233.35

Finding the Fourth Proportional to 1,338,811.53, 2,008,281.84 and 440,233.35

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Solution

The fourth proportional to 1,338,811.53, 2,008,281.84 and 440,233.35 is: 660,371.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,338,811.53 : 2,008,281.84 = 440,233.35 : x
  2. Step 2: Convert to fraction form
    1,338,811.53/2,008,281.84 = 440,233.35/x
  3. Step 3: Cross multiply
    1,338,811.53x = 2,008,281.84 × 440,233.35
  4. Step 4: Simplify right side
    1,338,811.53x = 884,112,642,167.36
  5. Step 5: Solve for x
    x = 884,112,642,167.36/1,338,811.53
  6. Step 6: Final answer
    x = 660,371.25

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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.