Home / 1,000,691.16-1,380,927.06-570,963.48

Finding the Fourth Proportional to 1,000,691.16, 1,380,927.06 and 570,963.48

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Solution

The fourth proportional to 1,000,691.16, 1,380,927.06 and 570,963.48 is: 787,914.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,000,691.16 : 1,380,927.06 = 570,963.48 : x
  2. Step 2: Convert to fraction form
    1,000,691.16/1,380,927.06 = 570,963.48/x
  3. Step 3: Cross multiply
    1,000,691.16x = 1,380,927.06 × 570,963.48
  4. Step 4: Simplify right side
    1,000,691.16x = 788,458,919,803.77
  5. Step 5: Solve for x
    x = 788,458,919,803.77/1,000,691.16
  6. Step 6: Final answer
    x = 787,914.34

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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.