Home / 1,316,754.04-1,817,157.90-743,818.36

Finding the Fourth Proportional to 1,316,754.04, 1,817,157.90 and 743,818.36

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Solution

The fourth proportional to 1,316,754.04, 1,817,157.90 and 743,818.36 is: 1,026,490.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,316,754.04 : 1,817,157.90 = 743,818.36 : x
  2. Step 2: Convert to fraction form
    1,316,754.04/1,817,157.90 = 743,818.36/x
  3. Step 3: Cross multiply
    1,316,754.04x = 1,817,157.90 × 743,818.36
  4. Step 4: Simplify right side
    1,316,754.04x = 1,351,635,409,039.04
  5. Step 5: Solve for x
    x = 1,351,635,409,039.04/1,316,754.04
  6. Step 6: Final answer
    x = 1,026,490.42

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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.