Home / 2,316,125.28-3,196,253.18-1,283,699.72

Finding the Fourth Proportional to 2,316,125.28, 3,196,253.18 and 1,283,699.72

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Solution

The fourth proportional to 2,316,125.28, 3,196,253.18 and 1,283,699.72 is: 1,771,505.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,316,125.28 : 3,196,253.18 = 1,283,699.72 : x
  2. Step 2: Convert to fraction form
    2,316,125.28/3,196,253.18 = 1,283,699.72/x
  3. Step 3: Cross multiply
    2,316,125.28x = 3,196,253.18 × 1,283,699.72
  4. Step 4: Simplify right side
    2,316,125.28x = 4,103,029,312,215.11
  5. Step 5: Solve for x
    x = 4,103,029,312,215.11/2,316,125.28
  6. Step 6: Final answer
    x = 1,771,505.78

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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.