Home / 1,639,666.76-2,262,732.62-904,601.03

Finding the Fourth Proportional to 1,639,666.76, 2,262,732.62 and 904,601.03

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Solution

The fourth proportional to 1,639,666.76, 2,262,732.62 and 904,601.03 is: 1,248,345.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,639,666.76 : 2,262,732.62 = 904,601.03 : x
  2. Step 2: Convert to fraction form
    1,639,666.76/2,262,732.62 = 904,601.03/x
  3. Step 3: Cross multiply
    1,639,666.76x = 2,262,732.62 × 904,601.03
  4. Step 4: Simplify right side
    1,639,666.76x = 2,046,870,242,829.93
  5. Step 5: Solve for x
    x = 2,046,870,242,829.93/1,639,666.76
  6. Step 6: Final answer
    x = 1,248,345.27

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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.