Home / 2,986,449.92-4,472,538.24-1,636,582.40

Finding the Fourth Proportional to 2,986,449.92, 4,472,538.24 and 1,636,582.40

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Solution

The fourth proportional to 2,986,449.92, 4,472,538.24 and 1,636,582.40 is: 2,450,962.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,986,449.92 : 4,472,538.24 = 1,636,582.40 : x
  2. Step 2: Convert to fraction form
    2,986,449.92/4,472,538.24 = 1,636,582.40/x
  3. Step 3: Cross multiply
    2,986,449.92x = 4,472,538.24 × 1,636,582.40
  4. Step 4: Simplify right side
    2,986,449.92x = 7,319,677,366,910.98
  5. Step 5: Solve for x
    x = 7,319,677,366,910.98/2,986,449.92
  6. Step 6: Final answer
    x = 2,450,962.70

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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.