Home / 2,429,425.60-3,644,138.40-1,720,254.40

Finding the Fourth Proportional to 2,429,425.60, 3,644,138.40 and 1,720,254.40

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Solution

The fourth proportional to 2,429,425.60, 3,644,138.40 and 1,720,254.40 is: 2,580,381.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,429,425.60 : 3,644,138.40 = 1,720,254.40 : x
  2. Step 2: Convert to fraction form
    2,429,425.60/3,644,138.40 = 1,720,254.40/x
  3. Step 3: Cross multiply
    2,429,425.60x = 3,644,138.40 × 1,720,254.40
  4. Step 4: Simplify right side
    2,429,425.60x = 6,268,845,116,808.96
  5. Step 5: Solve for x
    x = 6,268,845,116,808.96/2,429,425.60
  6. Step 6: Final answer
    x = 2,580,381.60

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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.