Home / 1,572,100.77-2,169,379.58-883,663.24

Finding the Fourth Proportional to 1,572,100.77, 2,169,379.58 and 883,663.24

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Solution

The fourth proportional to 1,572,100.77, 2,169,379.58 and 883,663.24 is: 1,219,388.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,572,100.77 : 2,169,379.58 = 883,663.24 : x
  2. Step 2: Convert to fraction form
    1,572,100.77/2,169,379.58 = 883,663.24/x
  3. Step 3: Cross multiply
    1,572,100.77x = 2,169,379.58 × 883,663.24
  4. Step 4: Simplify right side
    1,572,100.77x = 1,917,000,988,452.64
  5. Step 5: Solve for x
    x = 1,917,000,988,452.64/1,572,100.77
  6. Step 6: Final answer
    x = 1,219,388.11

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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.