Home / 4,952,321.03-7,430,143.32-1,919,785.79

Finding the Fourth Proportional to 4,952,321.03, 7,430,143.32 and 1,919,785.79

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Solution

The fourth proportional to 4,952,321.03, 7,430,143.32 and 1,919,785.79 is: 2,880,322.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,952,321.03 : 7,430,143.32 = 1,919,785.79 : x
  2. Step 2: Convert to fraction form
    4,952,321.03/7,430,143.32 = 1,919,785.79/x
  3. Step 3: Cross multiply
    4,952,321.03x = 7,430,143.32 × 1,919,785.79
  4. Step 4: Simplify right side
    4,952,321.03x = 14,264,283,526,248.71
  5. Step 5: Solve for x
    x = 14,264,283,526,248.71/4,952,321.03
  6. Step 6: Final answer
    x = 2,880,322.87

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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.