Home / 2,286,106.60-3,428,123.10-865,690.60

Finding the Fourth Proportional to 2,286,106.60, 3,428,123.10 and 865,690.60

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Solution

The fourth proportional to 2,286,106.60, 3,428,123.10 and 865,690.60 is: 1,298,143.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,286,106.60 : 3,428,123.10 = 865,690.60 : x
  2. Step 2: Convert to fraction form
    2,286,106.60/3,428,123.10 = 865,690.60/x
  3. Step 3: Cross multiply
    2,286,106.60x = 3,428,123.10 × 865,690.60
  4. Step 4: Simplify right side
    2,286,106.60x = 2,967,693,943,312.86
  5. Step 5: Solve for x
    x = 2,967,693,943,312.86/2,286,106.60
  6. Step 6: Final answer
    x = 1,298,143.29

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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.