Home / 1,120,920.33-1,546,904.10-637,554.99

Finding the Fourth Proportional to 1,120,920.33, 1,546,904.10 and 637,554.99

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Solution

The fourth proportional to 1,120,920.33, 1,546,904.10 and 637,554.99 is: 879,845.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,120,920.33 : 1,546,904.10 = 637,554.99 : x
  2. Step 2: Convert to fraction form
    1,120,920.33/1,546,904.10 = 637,554.99/x
  3. Step 3: Cross multiply
    1,120,920.33x = 1,546,904.10 × 637,554.99
  4. Step 4: Simplify right side
    1,120,920.33x = 986,236,428,006.46
  5. Step 5: Solve for x
    x = 986,236,428,006.46/1,120,920.33
  6. Step 6: Final answer
    x = 879,845.25

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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.