Home / 3,459,145.89-4,773,307.18-1,930,971.81

Finding the Fourth Proportional to 3,459,145.89, 4,773,307.18 and 1,930,971.81

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Solution

The fourth proportional to 3,459,145.89, 4,773,307.18 and 1,930,971.81 is: 2,664,565.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,459,145.89 : 4,773,307.18 = 1,930,971.81 : x
  2. Step 2: Convert to fraction form
    3,459,145.89/4,773,307.18 = 1,930,971.81/x
  3. Step 3: Cross multiply
    3,459,145.89x = 4,773,307.18 × 1,930,971.81
  4. Step 4: Simplify right side
    3,459,145.89x = 9,217,121,605,050.60
  5. Step 5: Solve for x
    x = 9,217,121,605,050.60/3,459,145.89
  6. Step 6: Final answer
    x = 2,664,565.73

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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.