Home / 1,119,824.40-1,545,291.08-636,322.44

Finding the Fourth Proportional to 1,119,824.40, 1,545,291.08 and 636,322.44

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Solution

The fourth proportional to 1,119,824.40, 1,545,291.08 and 636,322.44 is: 878,087.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,119,824.40 : 1,545,291.08 = 636,322.44 : x
  2. Step 2: Convert to fraction form
    1,119,824.40/1,545,291.08 = 636,322.44/x
  3. Step 3: Cross multiply
    1,119,824.40x = 1,545,291.08 × 636,322.44
  4. Step 4: Simplify right side
    1,119,824.40x = 983,303,390,535.84
  5. Step 5: Solve for x
    x = 983,303,390,535.84/1,119,824.40
  6. Step 6: Final answer
    x = 878,087.13

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.