Home / 1,470,787.86-2,206,308.91-405,829.92

Finding the Fourth Proportional to 1,470,787.86, 2,206,308.91 and 405,829.92

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Solution

The fourth proportional to 1,470,787.86, 2,206,308.91 and 405,829.92 is: 608,779.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,470,787.86 : 2,206,308.91 = 405,829.92 : x
  2. Step 2: Convert to fraction form
    1,470,787.86/2,206,308.91 = 405,829.92/x
  3. Step 3: Cross multiply
    1,470,787.86x = 2,206,308.91 × 405,829.92
  4. Step 4: Simplify right side
    1,470,787.86x = 895,386,168,440.59
  5. Step 5: Solve for x
    x = 895,386,168,440.59/1,470,787.86
  6. Step 6: Final answer
    x = 608,779.96

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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.