Home / 2,318,255.19-3,476,989.10-612,417.06

Finding the Fourth Proportional to 2,318,255.19, 3,476,989.10 and 612,417.06

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Solution

The fourth proportional to 2,318,255.19, 3,476,989.10 and 612,417.06 is: 918,521.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,318,255.19 : 3,476,989.10 = 612,417.06 : x
  2. Step 2: Convert to fraction form
    2,318,255.19/3,476,989.10 = 612,417.06/x
  3. Step 3: Cross multiply
    2,318,255.19x = 3,476,989.10 × 612,417.06
  4. Step 4: Simplify right side
    2,318,255.19x = 2,129,367,421,827.02
  5. Step 5: Solve for x
    x = 2,129,367,421,827.02/2,318,255.19
  6. Step 6: Final answer
    x = 918,521.58

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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.