Home / 1,706,121.63-2,354,448.74-931,763.25

Finding the Fourth Proportional to 1,706,121.63, 2,354,448.74 and 931,763.25

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Solution

The fourth proportional to 1,706,121.63, 2,354,448.74 and 931,763.25 is: 1,285,833.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,706,121.63 : 2,354,448.74 = 931,763.25 : x
  2. Step 2: Convert to fraction form
    1,706,121.63/2,354,448.74 = 931,763.25/x
  3. Step 3: Cross multiply
    1,706,121.63x = 2,354,448.74 × 931,763.25
  4. Step 4: Simplify right side
    1,706,121.63x = 2,193,788,805,281.99
  5. Step 5: Solve for x
    x = 2,193,788,805,281.99/1,706,121.63
  6. Step 6: Final answer
    x = 1,285,833.77

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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.