Home / 1,222,833.40-1,835,999.70-925,401.40

Finding the Fourth Proportional to 1,222,833.40, 1,835,999.70 and 925,401.40

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Solution

The fourth proportional to 1,222,833.40, 1,835,999.70 and 925,401.40 is: 1,389,426.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,222,833.40 : 1,835,999.70 = 925,401.40 : x
  2. Step 2: Convert to fraction form
    1,222,833.40/1,835,999.70 = 925,401.40/x
  3. Step 3: Cross multiply
    1,222,833.40x = 1,835,999.70 × 925,401.40
  4. Step 4: Simplify right side
    1,222,833.40x = 1,699,036,692,779.58
  5. Step 5: Solve for x
    x = 1,699,036,692,779.58/1,222,833.40
  6. Step 6: Final answer
    x = 1,389,426.14

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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.