Home / 2,316,579.68-3,196,877.76-1,297,991.72

Finding the Fourth Proportional to 2,316,579.68, 3,196,877.76 and 1,297,991.72

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Solution

The fourth proportional to 2,316,579.68, 3,196,877.76 and 1,297,991.72 is: 1,791,227.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,316,579.68 : 3,196,877.76 = 1,297,991.72 : x
  2. Step 2: Convert to fraction form
    2,316,579.68/3,196,877.76 = 1,297,991.72/x
  3. Step 3: Cross multiply
    2,316,579.68x = 3,196,877.76 × 1,297,991.72
  4. Step 4: Simplify right side
    2,316,579.68x = 4,149,520,862,332.15
  5. Step 5: Solve for x
    x = 4,149,520,862,332.15/2,316,579.68
  6. Step 6: Final answer
    x = 1,791,227.34

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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.