Home / 1,298,341.25-1,792,210.96-1,162,134.89

Finding the Fourth Proportional to 1,298,341.25, 1,792,210.96 and 1,162,134.89

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Solution

The fourth proportional to 1,298,341.25, 1,792,210.96 and 1,162,134.89 is: 1,604,193.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,298,341.25 : 1,792,210.96 = 1,162,134.89 : x
  2. Step 2: Convert to fraction form
    1,298,341.25/1,792,210.96 = 1,162,134.89/x
  3. Step 3: Cross multiply
    1,298,341.25x = 1,792,210.96 × 1,162,134.89
  4. Step 4: Simplify right side
    1,298,341.25x = 2,082,790,896,149.99
  5. Step 5: Solve for x
    x = 2,082,790,896,149.99/1,298,341.25
  6. Step 6: Final answer
    x = 1,604,193.73

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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.