Home / 1,560,991.10-2,339,931.45-718,072.70

Finding the Fourth Proportional to 1,560,991.10, 2,339,931.45 and 718,072.70

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Solution

The fourth proportional to 1,560,991.10, 2,339,931.45 and 718,072.70 is: 1,076,393.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,560,991.10 : 2,339,931.45 = 718,072.70 : x
  2. Step 2: Convert to fraction form
    1,560,991.10/2,339,931.45 = 718,072.70/x
  3. Step 3: Cross multiply
    1,560,991.10x = 2,339,931.45 × 718,072.70
  4. Step 4: Simplify right side
    1,560,991.10x = 1,680,240,894,116.42
  5. Step 5: Solve for x
    x = 1,680,240,894,116.42/1,560,991.10
  6. Step 6: Final answer
    x = 1,076,393.64

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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.