Home / 1,476,535.40-2,214,803.10-838,806.20

Finding the Fourth Proportional to 1,476,535.40, 2,214,803.10 and 838,806.20

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Solution

The fourth proportional to 1,476,535.40, 2,214,803.10 and 838,806.20 is: 1,258,209.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,476,535.40 : 2,214,803.10 = 838,806.20 : x
  2. Step 2: Convert to fraction form
    1,476,535.40/2,214,803.10 = 838,806.20/x
  3. Step 3: Cross multiply
    1,476,535.40x = 2,214,803.10 × 838,806.20
  4. Step 4: Simplify right side
    1,476,535.40x = 1,857,790,572,059.22
  5. Step 5: Solve for x
    x = 1,857,790,572,059.22/1,476,535.40
  6. Step 6: Final answer
    x = 1,258,209.30

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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.