Home / 1,427,059.35-2,140,903.89-416,260.40

Finding the Fourth Proportional to 1,427,059.35, 2,140,903.89 and 416,260.40

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Solution

The fourth proportional to 1,427,059.35, 2,140,903.89 and 416,260.40 is: 624,482.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,427,059.35 : 2,140,903.89 = 416,260.40 : x
  2. Step 2: Convert to fraction form
    1,427,059.35/2,140,903.89 = 416,260.40/x
  3. Step 3: Cross multiply
    1,427,059.35x = 2,140,903.89 × 416,260.40
  4. Step 4: Simplify right side
    1,427,059.35x = 891,173,498,908.44
  5. Step 5: Solve for x
    x = 891,173,498,908.44/1,427,059.35
  6. Step 6: Final answer
    x = 624,482.44

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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.