Home / 1,171,771.24-1,617,071.70-662,503.72

Finding the Fourth Proportional to 1,171,771.24, 1,617,071.70 and 662,503.72

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Solution

The fourth proportional to 1,171,771.24, 1,617,071.70 and 662,503.72 is: 914,270.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,171,771.24 : 1,617,071.70 = 662,503.72 : x
  2. Step 2: Convert to fraction form
    1,171,771.24/1,617,071.70 = 662,503.72/x
  3. Step 3: Cross multiply
    1,171,771.24x = 1,617,071.70 × 662,503.72
  4. Step 4: Simplify right side
    1,171,771.24x = 1,071,316,016,756.72
  5. Step 5: Solve for x
    x = 1,071,316,016,756.72/1,171,771.24
  6. Step 6: Final answer
    x = 914,270.62

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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.