Home / 2,679,890.49-4,017,574.89-1,162,430.96

Finding the Fourth Proportional to 2,679,890.49, 4,017,574.89 and 1,162,430.96

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Solution

The fourth proportional to 2,679,890.49, 4,017,574.89 and 1,162,430.96 is: 1,742,665.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,679,890.49 : 4,017,574.89 = 1,162,430.96 : x
  2. Step 2: Convert to fraction form
    2,679,890.49/4,017,574.89 = 1,162,430.96/x
  3. Step 3: Cross multiply
    2,679,890.49x = 4,017,574.89 × 1,162,430.96
  4. Step 4: Simplify right side
    2,679,890.49x = 4,670,153,416,166.72
  5. Step 5: Solve for x
    x = 4,670,153,416,166.72/2,679,890.49
  6. Step 6: Final answer
    x = 1,742,665.77

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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.