Home / 1,618,922.70-2,428,384.05-1,017,935.10

Finding the Fourth Proportional to 1,618,922.70, 2,428,384.05 and 1,017,935.10

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Solution

The fourth proportional to 1,618,922.70, 2,428,384.05 and 1,017,935.10 is: 1,526,902.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,618,922.70 : 2,428,384.05 = 1,017,935.10 : x
  2. Step 2: Convert to fraction form
    1,618,922.70/2,428,384.05 = 1,017,935.10/x
  3. Step 3: Cross multiply
    1,618,922.70x = 2,428,384.05 × 1,017,935.10
  4. Step 4: Simplify right side
    1,618,922.70x = 2,471,937,360,775.15
  5. Step 5: Solve for x
    x = 2,471,937,360,775.15/1,618,922.70
  6. Step 6: Final answer
    x = 1,526,902.65

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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.