Home / 1,700,964.21-2,347,219.20-937,017.78

Finding the Fourth Proportional to 1,700,964.21, 2,347,219.20 and 937,017.78

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Solution

The fourth proportional to 1,700,964.21, 2,347,219.20 and 937,017.78 is: 1,293,023.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,700,964.21 : 2,347,219.20 = 937,017.78 : x
  2. Step 2: Convert to fraction form
    1,700,964.21/2,347,219.20 = 937,017.78/x
  3. Step 3: Cross multiply
    1,700,964.21x = 2,347,219.20 × 937,017.78
  4. Step 4: Simplify right side
    1,700,964.21x = 2,199,386,123,957.38
  5. Step 5: Solve for x
    x = 2,199,386,123,957.38/1,700,964.21
  6. Step 6: Final answer
    x = 1,293,023.16

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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.