Home / 1,377,314.90-2,065,972.35-1,156,865.30

Finding the Fourth Proportional to 1,377,314.90, 2,065,972.35 and 1,156,865.30

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Solution

The fourth proportional to 1,377,314.90, 2,065,972.35 and 1,156,865.30 is: 1,735,297.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,377,314.90 : 2,065,972.35 = 1,156,865.30 : x
  2. Step 2: Convert to fraction form
    1,377,314.90/2,065,972.35 = 1,156,865.30/x
  3. Step 3: Cross multiply
    1,377,314.90x = 2,065,972.35 × 1,156,865.30
  4. Step 4: Simplify right side
    1,377,314.90x = 2,390,051,722,474.46
  5. Step 5: Solve for x
    x = 2,390,051,722,474.46/1,377,314.90
  6. Step 6: Final answer
    x = 1,735,297.95

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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.