Home / 1,572,102.77-2,169,382.34-883,665.24

Finding the Fourth Proportional to 1,572,102.77, 2,169,382.34 and 883,665.24

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Solution

The fourth proportional to 1,572,102.77, 2,169,382.34 and 883,665.24 is: 1,219,390.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,572,102.77 : 2,169,382.34 = 883,665.24 : x
  2. Step 2: Convert to fraction form
    1,572,102.77/2,169,382.34 = 883,665.24/x
  3. Step 3: Cross multiply
    1,572,102.77x = 2,169,382.34 × 883,665.24
  4. Step 4: Simplify right side
    1,572,102.77x = 1,917,007,766,127.86
  5. Step 5: Solve for x
    x = 1,917,007,766,127.86/1,572,102.77
  6. Step 6: Final answer
    x = 1,219,390.87

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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.