Home / 1,354,942.29-2,030,641.69-555,287.61

Finding the Fourth Proportional to 1,354,942.29, 2,030,641.69 and 555,287.61

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Solution

The fourth proportional to 1,354,942.29, 2,030,641.69 and 555,287.61 is: 832,205.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,354,942.29 : 2,030,641.69 = 555,287.61 : x
  2. Step 2: Convert to fraction form
    1,354,942.29/2,030,641.69 = 555,287.61/x
  3. Step 3: Cross multiply
    1,354,942.29x = 2,030,641.69 × 555,287.61
  4. Step 4: Simplify right side
    1,354,942.29x = 1,127,590,170,806.46
  5. Step 5: Solve for x
    x = 1,127,590,170,806.46/1,354,942.29
  6. Step 6: Final answer
    x = 832,205.31

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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.