Home / 1,977,654-2,964,721.68-715,200.96

Finding the Fourth Proportional to 1,977,654, 2,964,721.68 and 715,200.96

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Solution

The fourth proportional to 1,977,654, 2,964,721.68 and 715,200.96 is: 1,072,165.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,977,654 : 2,964,721.68 = 715,200.96 : x
  2. Step 2: Convert to fraction form
    1,977,654/2,964,721.68 = 715,200.96/x
  3. Step 3: Cross multiply
    1,977,654x = 2,964,721.68 × 715,200.96
  4. Step 4: Simplify right side
    1,977,654x = 2,120,371,791,668.81
  5. Step 5: Solve for x
    x = 2,120,371,791,668.81/1,977,654
  6. Step 6: Final answer
    x = 1,072,165.20

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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.