Home / 1,261,607.34-1,740,957.30-717,691.94

Finding the Fourth Proportional to 1,261,607.34, 1,740,957.30 and 717,691.94

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Solution

The fourth proportional to 1,261,607.34, 1,740,957.30 and 717,691.94 is: 990,380.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,261,607.34 : 1,740,957.30 = 717,691.94 : x
  2. Step 2: Convert to fraction form
    1,261,607.34/1,740,957.30 = 717,691.94/x
  3. Step 3: Cross multiply
    1,261,607.34x = 1,740,957.30 × 717,691.94
  4. Step 4: Simplify right side
    1,261,607.34x = 1,249,471,022,094.16
  5. Step 5: Solve for x
    x = 1,249,471,022,094.16/1,261,607.34
  6. Step 6: Final answer
    x = 990,380.27

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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.