Home / 2,931,607.67-4,397,992.73-909,765.27

Finding the Fourth Proportional to 2,931,607.67, 4,397,992.73 and 909,765.27

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Solution

The fourth proportional to 2,931,607.67, 4,397,992.73 and 909,765.27 is: 1,364,828.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,931,607.67 : 4,397,992.73 = 909,765.27 : x
  2. Step 2: Convert to fraction form
    2,931,607.67/4,397,992.73 = 909,765.27/x
  3. Step 3: Cross multiply
    2,931,607.67x = 4,397,992.73 × 909,765.27
  4. Step 4: Simplify right side
    2,931,607.67x = 4,001,141,038,917.66
  5. Step 5: Solve for x
    x = 4,001,141,038,917.66/2,931,607.67
  6. Step 6: Final answer
    x = 1,364,828.28

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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.