Home / 2,908,830.80-4,363,246.20-914,286.80

Finding the Fourth Proportional to 2,908,830.80, 4,363,246.20 and 914,286.80

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Solution

The fourth proportional to 2,908,830.80, 4,363,246.20 and 914,286.80 is: 1,371,430.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,908,830.80 : 4,363,246.20 = 914,286.80 : x
  2. Step 2: Convert to fraction form
    2,908,830.80/4,363,246.20 = 914,286.80/x
  3. Step 3: Cross multiply
    2,908,830.80x = 4,363,246.20 × 914,286.80
  4. Step 4: Simplify right side
    2,908,830.80x = 3,989,258,405,810.16
  5. Step 5: Solve for x
    x = 3,989,258,405,810.16/2,908,830.80
  6. Step 6: Final answer
    x = 1,371,430.20

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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.