Home / 1,785,211.30-2,462,680.65-1,139,953.06

Finding the Fourth Proportional to 1,785,211.30, 2,462,680.65 and 1,139,953.06

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Solution

The fourth proportional to 1,785,211.30, 2,462,680.65 and 1,139,953.06 is: 1,572,553.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,785,211.30 : 2,462,680.65 = 1,139,953.06 : x
  2. Step 2: Convert to fraction form
    1,785,211.30/2,462,680.65 = 1,139,953.06/x
  3. Step 3: Cross multiply
    1,785,211.30x = 2,462,680.65 × 1,139,953.06
  4. Step 4: Simplify right side
    1,785,211.30x = 2,807,340,342,770.29
  5. Step 5: Solve for x
    x = 2,807,340,342,770.29/1,785,211.30
  6. Step 6: Final answer
    x = 1,572,553.54

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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.