Home / 3,091,931.25-4,266,870.15-1,715,274.98

Finding the Fourth Proportional to 3,091,931.25, 4,266,870.15 and 1,715,274.98

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Solution

The fourth proportional to 3,091,931.25, 4,266,870.15 and 1,715,274.98 is: 2,367,082.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,091,931.25 : 4,266,870.15 = 1,715,274.98 : x
  2. Step 2: Convert to fraction form
    3,091,931.25/4,266,870.15 = 1,715,274.98/x
  3. Step 3: Cross multiply
    3,091,931.25x = 4,266,870.15 × 1,715,274.98
  4. Step 4: Simplify right side
    3,091,931.25x = 7,318,855,611,203.85
  5. Step 5: Solve for x
    x = 7,318,855,611,203.85/3,091,931.25
  6. Step 6: Final answer
    x = 2,367,082.26

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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.