Home / 1,013,216.56-1,392,386.94-966,380.74

Finding the Fourth Proportional to 1,013,216.56, 1,392,386.94 and 966,380.74

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Solution

The fourth proportional to 1,013,216.56, 1,392,386.94 and 966,380.74 is: 1,328,024.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,013,216.56 : 1,392,386.94 = 966,380.74 : x
  2. Step 2: Convert to fraction form
    1,013,216.56/1,392,386.94 = 966,380.74/x
  3. Step 3: Cross multiply
    1,013,216.56x = 1,392,386.94 × 966,380.74
  4. Step 4: Simplify right side
    1,013,216.56x = 1,345,575,917,962.57
  5. Step 5: Solve for x
    x = 1,345,575,917,962.57/1,013,216.56
  6. Step 6: Final answer
    x = 1,328,024.01

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.