Home / 2,519,429.40-3,779,795.64-722,444.40

Finding the Fourth Proportional to 2,519,429.40, 3,779,795.64 and 722,444.40

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Solution

The fourth proportional to 2,519,429.40, 3,779,795.64 and 722,444.40 is: 1,083,853.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,519,429.40 : 3,779,795.64 = 722,444.40 : x
  2. Step 2: Convert to fraction form
    2,519,429.40/3,779,795.64 = 722,444.40/x
  3. Step 3: Cross multiply
    2,519,429.40x = 3,779,795.64 × 722,444.40
  4. Step 4: Simplify right side
    2,519,429.40x = 2,730,692,193,262.42
  5. Step 5: Solve for x
    x = 2,730,692,193,262.42/2,519,429.40
  6. Step 6: Final answer
    x = 1,083,853.43

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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.