Home / 2,091,576-2,886,374.93-1,186,158

Finding the Fourth Proportional to 2,091,576, 2,886,374.93 and 1,186,158

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Solution

The fourth proportional to 2,091,576, 2,886,374.93 and 1,186,158 is: 1,636,898.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,091,576 : 2,886,374.93 = 1,186,158 : x
  2. Step 2: Convert to fraction form
    2,091,576/2,886,374.93 = 1,186,158/x
  3. Step 3: Cross multiply
    2,091,576x = 2,886,374.93 × 1,186,158
  4. Step 4: Simplify right side
    2,091,576x = 3,423,696,708,288.15
  5. Step 5: Solve for x
    x = 3,423,696,708,288.15/2,091,576
  6. Step 6: Final answer
    x = 1,636,898.07

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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.