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Finding the Fourth Proportional to 1,160,689.70, 1,741,034.55 and 1,036,686.80

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Solution

The fourth proportional to 1,160,689.70, 1,741,034.55 and 1,036,686.80 is: 1,555,030.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,160,689.70 : 1,741,034.55 = 1,036,686.80 : x
  2. Step 2: Convert to fraction form
    1,160,689.70/1,741,034.55 = 1,036,686.80/x
  3. Step 3: Cross multiply
    1,160,689.70x = 1,741,034.55 × 1,036,686.80
  4. Step 4: Simplify right side
    1,160,689.70x = 1,804,907,536,328.94
  5. Step 5: Solve for x
    x = 1,804,907,536,328.94/1,160,689.70
  6. Step 6: Final answer
    x = 1,555,030.20

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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.