Home / 3,640,278.80-5,460,418.20-1,848,688.40

Finding the Fourth Proportional to 3,640,278.80, 5,460,418.20 and 1,848,688.40

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Solution

The fourth proportional to 3,640,278.80, 5,460,418.20 and 1,848,688.40 is: 2,773,032.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,640,278.80 : 5,460,418.20 = 1,848,688.40 : x
  2. Step 2: Convert to fraction form
    3,640,278.80/5,460,418.20 = 1,848,688.40/x
  3. Step 3: Cross multiply
    3,640,278.80x = 5,460,418.20 × 1,848,688.40
  4. Step 4: Simplify right side
    3,640,278.80x = 10,094,611,785,488.88
  5. Step 5: Solve for x
    x = 10,094,611,785,488.88/3,640,278.80
  6. Step 6: Final answer
    x = 2,773,032.60

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1.5x scale

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.