Home / 2,315,281.40-3,472,922.10-1,369,719.80

Finding the Fourth Proportional to 2,315,281.40, 3,472,922.10 and 1,369,719.80

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Solution

The fourth proportional to 2,315,281.40, 3,472,922.10 and 1,369,719.80 is: 2,054,579.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,315,281.40 : 3,472,922.10 = 1,369,719.80 : x
  2. Step 2: Convert to fraction form
    2,315,281.40/3,472,922.10 = 1,369,719.80/x
  3. Step 3: Cross multiply
    2,315,281.40x = 3,472,922.10 × 1,369,719.80
  4. Step 4: Simplify right side
    2,315,281.40x = 4,756,930,164,227.58
  5. Step 5: Solve for x
    x = 4,756,930,164,227.58/2,315,281.40
  6. Step 6: Final answer
    x = 2,054,579.70

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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.