Home / 1,484,791.20-2,227,186.80-1,316,501.55

Finding the Fourth Proportional to 1,484,791.20, 2,227,186.80 and 1,316,501.55

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Solution

The fourth proportional to 1,484,791.20, 2,227,186.80 and 1,316,501.55 is: 1,974,752.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,484,791.20 : 2,227,186.80 = 1,316,501.55 : x
  2. Step 2: Convert to fraction form
    1,484,791.20/2,227,186.80 = 1,316,501.55/x
  3. Step 3: Cross multiply
    1,484,791.20x = 2,227,186.80 × 1,316,501.55
  4. Step 4: Simplify right side
    1,484,791.20x = 2,932,094,874,339.54
  5. Step 5: Solve for x
    x = 2,932,094,874,339.54/1,484,791.20
  6. Step 6: Final answer
    x = 1,974,752.33

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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.