Home / 1,272,983.38-1,908,402.63-552,783.22

Finding the Fourth Proportional to 1,272,983.38, 1,908,402.63 and 552,783.22

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Solution

The fourth proportional to 1,272,983.38, 1,908,402.63 and 552,783.22 is: 828,709.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,272,983.38 : 1,908,402.63 = 552,783.22 : x
  2. Step 2: Convert to fraction form
    1,272,983.38/1,908,402.63 = 552,783.22/x
  3. Step 3: Cross multiply
    1,272,983.38x = 1,908,402.63 × 552,783.22
  4. Step 4: Simplify right side
    1,272,983.38x = 1,054,932,950,867.87
  5. Step 5: Solve for x
    x = 1,054,932,950,867.87/1,272,983.38
  6. Step 6: Final answer
    x = 828,709.13

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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.