Home / 1,855,807.65-2,783,711.48-911,023.65

Finding the Fourth Proportional to 1,855,807.65, 2,783,711.48 and 911,023.65

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Solution

The fourth proportional to 1,855,807.65, 2,783,711.48 and 911,023.65 is: 1,366,535.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,855,807.65 : 2,783,711.48 = 911,023.65 : x
  2. Step 2: Convert to fraction form
    1,855,807.65/2,783,711.48 = 911,023.65/x
  3. Step 3: Cross multiply
    1,855,807.65x = 2,783,711.48 × 911,023.65
  4. Step 4: Simplify right side
    1,855,807.65x = 2,536,026,988,501.38
  5. Step 5: Solve for x
    x = 2,536,026,988,501.38/1,855,807.65
  6. Step 6: Final answer
    x = 1,366,535.48

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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.