Home / 1,185,930.55-1,636,853.16-927,295.93

Finding the Fourth Proportional to 1,185,930.55, 1,636,853.16 and 927,295.93

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Solution

The fourth proportional to 1,185,930.55, 1,636,853.16 and 927,295.93 is: 1,279,878.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,185,930.55 : 1,636,853.16 = 927,295.93 : x
  2. Step 2: Convert to fraction form
    1,185,930.55/1,636,853.16 = 927,295.93/x
  3. Step 3: Cross multiply
    1,185,930.55x = 1,636,853.16 × 927,295.93
  4. Step 4: Simplify right side
    1,185,930.55x = 1,517,847,273,275.64
  5. Step 5: Solve for x
    x = 1,517,847,273,275.64/1,185,930.55
  6. Step 6: Final answer
    x = 1,279,878.72

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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.