Home / 1,214,117.56-1,675,495.78-670,253.64

Finding the Fourth Proportional to 1,214,117.56, 1,675,495.78 and 670,253.64

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Solution

The fourth proportional to 1,214,117.56, 1,675,495.78 and 670,253.64 is: 924,957.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,214,117.56 : 1,675,495.78 = 670,253.64 : x
  2. Step 2: Convert to fraction form
    1,214,117.56/1,675,495.78 = 670,253.64/x
  3. Step 3: Cross multiply
    1,214,117.56x = 1,675,495.78 × 670,253.64
  4. Step 4: Simplify right side
    1,214,117.56x = 1,123,007,145,349.64
  5. Step 5: Solve for x
    x = 1,123,007,145,349.64/1,214,117.56
  6. Step 6: Final answer
    x = 924,957.50

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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.