Home / 1,858,697.89-2,787,510.92-510,904.46

Finding the Fourth Proportional to 1,858,697.89, 2,787,510.92 and 510,904.46

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Solution

The fourth proportional to 1,858,697.89, 2,787,510.92 and 510,904.46 is: 766,209.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,858,697.89 : 2,787,510.92 = 510,904.46 : x
  2. Step 2: Convert to fraction form
    1,858,697.89/2,787,510.92 = 510,904.46/x
  3. Step 3: Cross multiply
    1,858,697.89x = 2,787,510.92 × 510,904.46
  4. Step 4: Simplify right side
    1,858,697.89x = 1,424,151,765,740.96
  5. Step 5: Solve for x
    x = 1,424,151,765,740.96/1,858,697.89
  6. Step 6: Final answer
    x = 766,209.39

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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.