Home / 1,254,866-1,731,948.36-718,322

Finding the Fourth Proportional to 1,254,866, 1,731,948.36 and 718,322

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Solution

The fourth proportional to 1,254,866, 1,731,948.36 and 718,322 is: 991,417.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,254,866 : 1,731,948.36 = 718,322 : x
  2. Step 2: Convert to fraction form
    1,254,866/1,731,948.36 = 718,322/x
  3. Step 3: Cross multiply
    1,254,866x = 1,731,948.36 × 718,322
  4. Step 4: Simplify right side
    1,254,866x = 1,244,096,609,851.92
  5. Step 5: Solve for x
    x = 1,244,096,609,851.92/1,254,866
  6. Step 6: Final answer
    x = 991,417.90

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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.